US3096434A
(en)
|
1961-11-28 |
1963-07-02 |
Daniel Orifice Fitting Company |
Multiple integration flow computer
|
US3404264A
(en)
|
1965-07-19 |
1968-10-01 |
American Meter Co |
Telemetering system for determining rate of flow
|
US3468164A
(en)
|
1966-08-26 |
1969-09-23 |
Westinghouse Electric Corp |
Open thermocouple detection apparatus
|
US3590370A
(en)
|
1969-04-09 |
1971-06-29 |
Leeds & Northrup Co |
Method and apparatus for detecting the open-circuit condition of a thermocouple by sending a pulse through the thermocouple and a reactive element in series
|
US3701280A
(en)
|
1970-03-18 |
1972-10-31 |
Daniel Ind Inc |
Method and apparatus for determining the supercompressibility factor of natural gas
|
US3691842A
(en)
|
1970-09-08 |
1972-09-19 |
Beckman Instruments Inc |
Differential pressure transducer
|
US3688190A
(en)
|
1970-09-25 |
1972-08-29 |
Beckman Instruments Inc |
Differential capacitance circuitry for differential pressure measuring instruments
|
US3855858A
(en)
|
1973-08-01 |
1974-12-24 |
V Cushing |
Self synchronous noise rejection circuit for fluid velocity meter
|
USRE29383E
(en)
|
1974-01-10 |
1977-09-06 |
Process Systems, Inc. |
Digital fluid flow rate measurement or control system
|
US3973184A
(en)
|
1975-01-27 |
1976-08-03 |
Leeds & Northrup Company |
Thermocouple circuit detector for simultaneous analog trend recording and analog to digital conversion
|
US4058975A
(en)
|
1975-12-08 |
1977-11-22 |
General Electric Company |
Gas turbine temperature sensor validation apparatus and method
|
US4099413A
(en)
|
1976-06-25 |
1978-07-11 |
Yokogawa Electric Works, Ltd. |
Thermal noise thermometer
|
US4102199A
(en)
|
1976-08-26 |
1978-07-25 |
Megasystems, Inc. |
RTD measurement system
|
US4122719A
(en)
|
1977-07-08 |
1978-10-31 |
Environmental Systems Corporation |
System for accurate measurement of temperature
|
JPS54111050A
(en)
|
1978-02-21 |
1979-08-31 |
Toyota Motor Corp |
Automatic speed changer
|
US4250490A
(en)
|
1979-01-19 |
1981-02-10 |
Rosemount Inc. |
Two wire transmitter for converting a varying signal from a remote reactance sensor to a DC current signal
|
US4249164A
(en)
|
1979-05-14 |
1981-02-03 |
Tivy Vincent V |
Flow meter
|
US4337516A
(en)
|
1980-06-26 |
1982-06-29 |
United Technologies Corporation |
Sensor fault detection by activity monitoring
|
US4399824A
(en)
|
1981-10-05 |
1983-08-23 |
Air-Shields, Inc. |
Apparatus for detecting probe dislodgement
|
US4571689A
(en)
|
1982-10-20 |
1986-02-18 |
The United States Of America As Represented By The Secretary Of The Air Force |
Multiple thermocouple testing device
|
US4668473A
(en)
|
1983-04-25 |
1987-05-26 |
The Babcock & Wilcox Company |
Control system for ethylene polymerization reactor
|
US4530234A
(en)
|
1983-06-30 |
1985-07-23 |
Mobil Oil Corporation |
Method and system for measuring properties of fluids
|
JPH0619666B2
(ja)
|
1983-06-30 |
1994-03-16 |
富士通株式会社 |
故障診断処理方式
|
US4707796A
(en)
|
1983-10-19 |
1987-11-17 |
Calabro Salvatore R |
Reliability and maintainability indicator
|
US4686638A
(en)
*
|
1983-11-04 |
1987-08-11 |
Kabushiki Kaisha Kosumo Keiki |
Leakage inspection method with object type compensation
|
DE3583057D1
(de)
|
1984-03-31 |
1991-07-11 |
Barmag Barmer Maschf |
Verfahren zur zentralen erfassung von messwerten einer vielzahl von messstellen.
|
US4649515A
(en)
|
1984-04-30 |
1987-03-10 |
Westinghouse Electric Corp. |
Methods and apparatus for system fault diagnosis and control
|
US4517468A
(en)
|
1984-04-30 |
1985-05-14 |
Westinghouse Electric Corp. |
Diagnostic system and method
|
US4644479A
(en)
|
1984-07-31 |
1987-02-17 |
Westinghouse Electric Corp. |
Diagnostic apparatus
|
US4642782A
(en)
|
1984-07-31 |
1987-02-10 |
Westinghouse Electric Corp. |
Rule based diagnostic system with dynamic alteration capability
|
JPH0734162B2
(ja)
|
1985-02-06 |
1995-04-12 |
株式会社日立製作所 |
類推制御方法
|
US5179540A
(en)
|
1985-11-08 |
1993-01-12 |
Harris Corporation |
Programmable chip enable logic function
|
US4807151A
(en)
|
1986-04-11 |
1989-02-21 |
Purdue Research Foundation |
Electrical technique for correcting bridge type mass air flow rate sensor errors resulting from ambient temperature variations
|
US4736367A
(en)
|
1986-12-22 |
1988-04-05 |
Chrysler Motors Corporation |
Smart control and sensor devices single wire bus multiplex system
|
US5005142A
(en)
|
1987-01-30 |
1991-04-02 |
Westinghouse Electric Corp. |
Smart sensor system for diagnostic monitoring
|
WO1988007678A2
(en)
|
1987-04-02 |
1988-10-06 |
Eftag Entstaubungs- Und Fördertechnik Ag |
Circuit arrangement for evaluating a signal produced by a semiconductor sensor
|
US4988990A
(en)
|
1989-05-09 |
1991-01-29 |
Rosemount Inc. |
Dual master implied token communication system
|
US5122794A
(en)
|
1987-08-11 |
1992-06-16 |
Rosemount Inc. |
Dual master implied token communication system
|
US4873655A
(en)
|
1987-08-21 |
1989-10-10 |
Board Of Regents, The University Of Texas System |
Sensor conditioning method and apparatus
|
US4907167A
(en)
|
1987-09-30 |
1990-03-06 |
E. I. Du Pont De Nemours And Company |
Process control system with action logging
|
US4831564A
(en)
|
1987-10-22 |
1989-05-16 |
Suga Test Instruments Co., Ltd. |
Apparatus for estimating and displaying remainder of lifetime of xenon lamps
|
US5274572A
(en)
|
1987-12-02 |
1993-12-28 |
Schlumberger Technology Corporation |
Method and apparatus for knowledge-based signal monitoring and analysis
|
US5193143A
(en)
|
1988-01-12 |
1993-03-09 |
Honeywell Inc. |
Problem state monitoring
|
US4841286A
(en)
|
1988-02-08 |
1989-06-20 |
Honeywell Inc. |
Apparatus and method for detection of an open thermocouple in a process control network
|
US4924418A
(en)
|
1988-02-10 |
1990-05-08 |
Dickey-John Corporation |
Universal monitor
|
JPH0774961B2
(ja)
|
1988-04-07 |
1995-08-09 |
株式会社日立製作所 |
オートチユーニングpid調節計
|
US4964125A
(en)
|
1988-08-19 |
1990-10-16 |
Hughes Aircraft Company |
Method and apparatus for diagnosing faults
|
US5197328A
(en)
|
1988-08-25 |
1993-03-30 |
Fisher Controls International, Inc. |
Diagnostic apparatus and method for fluid control valves
|
US5067099A
(en)
|
1988-11-03 |
1991-11-19 |
Allied-Signal Inc. |
Methods and apparatus for monitoring system performance
|
US5099436A
(en)
|
1988-11-03 |
1992-03-24 |
Allied-Signal Inc. |
Methods and apparatus for performing system fault diagnosis
|
EP0369489A3
(en)
|
1988-11-18 |
1991-11-27 |
Omron Corporation |
Sensor controller system
|
US5025344A
(en)
*
|
1988-11-30 |
1991-06-18 |
Carnegie Mellon University |
Built-in current testing of integrated circuits
|
JP2714091B2
(ja)
|
1989-01-09 |
1998-02-16 |
株式会社日立製作所 |
フィールド計器
|
NL8900050A
(nl)
*
|
1989-01-10 |
1990-08-01 |
Philips Nv |
Inrichting voor het meten van een ruststroom van een geintegreerde monolitische digitale schakeling, geintegreerde monolitische digitale schakeling voorzien van een dergelijke inrichting en testapparaat voorzien van een dergelijke inrichting.
|
US5098197A
(en)
|
1989-01-30 |
1992-03-24 |
The United States Of America As Represented By The United States Department Of Energy |
Optical Johnson noise thermometry
|
US5089979A
(en)
|
1989-02-08 |
1992-02-18 |
Basic Measuring Instruments |
Apparatus for digital calibration of detachable transducers
|
US5081598A
(en)
|
1989-02-21 |
1992-01-14 |
Westinghouse Electric Corp. |
Method for associating text in automatic diagnostic system to produce recommended actions automatically
|
US4939753A
(en)
|
1989-02-24 |
1990-07-03 |
Rosemount Inc. |
Time synchronization of control networks
|
JPH0692914B2
(ja)
*
|
1989-04-14 |
1994-11-16 |
株式会社日立製作所 |
機器/設備の状態診断システム
|
US5089984A
(en)
|
1989-05-15 |
1992-02-18 |
Allen-Bradley Company, Inc. |
Adaptive alarm controller changes multiple inputs to industrial controller in order for state word to conform with stored state word
|
US4934196A
(en)
|
1989-06-02 |
1990-06-19 |
Micro Motion, Inc. |
Coriolis mass flow rate meter having a substantially increased noise immunity
|
US5269311A
(en)
|
1989-08-29 |
1993-12-14 |
Abbott Laboratories |
Method for compensating errors in a pressure transducer
|
US5293585A
(en)
|
1989-08-31 |
1994-03-08 |
Kabushiki Kaisha Toshiba |
Industrial expert system
|
JP2656637B2
(ja)
|
1989-11-22 |
1997-09-24 |
株式会社日立製作所 |
プロセス制御システム及び発電プラントプロセス制御システム
|
JPH03166601A
(ja)
|
1989-11-27 |
1991-07-18 |
Hitachi Ltd |
制御支援装置
|
US5019760A
(en)
|
1989-12-07 |
1991-05-28 |
Electric Power Research Institute |
Thermal life indicator
|
CA2031765C
(en)
|
1989-12-08 |
1996-02-20 |
Masahide Nomura |
Method and system for performing control conforming with characteristics of controlled system
|
US5111531A
(en)
|
1990-01-08 |
1992-05-05 |
Automation Technology, Inc. |
Process control using neural network
|
US5235527A
(en)
|
1990-02-09 |
1993-08-10 |
Toyota Jidosha Kabushiki Kaisha |
Method for diagnosing abnormality of sensor
|
US5134574A
(en)
|
1990-02-27 |
1992-07-28 |
The Foxboro Company |
Performance control apparatus and method in a processing plant
|
US5122976A
(en)
|
1990-03-12 |
1992-06-16 |
Westinghouse Electric Corp. |
Method and apparatus for remotely controlling sensor processing algorithms to expert sensor diagnoses
|
US5053815A
(en)
|
1990-04-09 |
1991-10-01 |
Eastman Kodak Company |
Reproduction apparatus having real time statistical process control
|
US5150289A
(en)
*
|
1990-07-30 |
1992-09-22 |
The Foxboro Company |
Method and apparatus for process control
|
US5212765A
(en)
|
1990-08-03 |
1993-05-18 |
E. I. Du Pont De Nemours & Co., Inc. |
On-line training neural network system for process control
|
US5167009A
(en)
|
1990-08-03 |
1992-11-24 |
E. I. Du Pont De Nemours & Co. (Inc.) |
On-line process control neural network using data pointers
|
US5197114A
(en)
|
1990-08-03 |
1993-03-23 |
E. I. Du Pont De Nemours & Co., Inc. |
Computer neural network regulatory process control system and method
|
US5142612A
(en)
|
1990-08-03 |
1992-08-25 |
E. I. Du Pont De Nemours & Co. (Inc.) |
Computer neural network supervisory process control system and method
|
US5121467A
(en)
|
1990-08-03 |
1992-06-09 |
E.I. Du Pont De Nemours & Co., Inc. |
Neural network/expert system process control system and method
|
US5224203A
(en)
|
1990-08-03 |
1993-06-29 |
E. I. Du Pont De Nemours & Co., Inc. |
On-line process control neural network using data pointers
|
US5282261A
(en)
|
1990-08-03 |
1994-01-25 |
E. I. Du Pont De Nemours And Co., Inc. |
Neural network process measurement and control
|
US5175678A
(en)
|
1990-08-15 |
1992-12-29 |
Elsag International B.V. |
Method and procedure for neural control of dynamic processes
|
US5130936A
(en)
|
1990-09-14 |
1992-07-14 |
Arinc Research Corporation |
Method and apparatus for diagnostic testing including a neural network for determining testing sufficiency
|
US5367612A
(en)
|
1990-10-30 |
1994-11-22 |
Science Applications International Corporation |
Neurocontrolled adaptive process control system
|
US5265031A
(en)
|
1990-11-26 |
1993-11-23 |
Praxair Technology, Inc. |
Diagnostic gas monitoring process utilizing an expert system
|
US5214582C1
(en)
|
1991-01-30 |
2001-06-26 |
Edge Diagnostic Systems |
Interactive diagnostic system for an automobile vehicle and method
|
US5143452A
(en)
|
1991-02-04 |
1992-09-01 |
Rockwell International Corporation |
System for interfacing a single sensor unit with multiple data processing modules
|
JP2636527B2
(ja)
*
|
1991-03-04 |
1997-07-30 |
三菱電機株式会社 |
電気機器収納装置の絶縁劣化防止及び絶縁劣化予測診断装置
|
US5137370A
(en)
|
1991-03-25 |
1992-08-11 |
Delta M Corporation |
Thermoresistive sensor system
|
US5357449A
(en)
|
1991-04-26 |
1994-10-18 |
Texas Instruments Incorporated |
Combining estimates using fuzzy sets
|
US5317520A
(en)
|
1991-07-01 |
1994-05-31 |
Moore Industries International Inc. |
Computerized remote resistance measurement system with fault detection
|
US5327357A
(en)
|
1991-12-03 |
1994-07-05 |
Praxair Technology, Inc. |
Method of decarburizing molten metal in the refining of steel using neural networks
|
US5365423A
(en)
|
1992-01-08 |
1994-11-15 |
Rockwell International Corporation |
Control system for distributed sensors and actuators
|
US5282131A
(en)
|
1992-01-21 |
1994-01-25 |
Brown And Root Industrial Services, Inc. |
Control system for controlling a pulp washing system using a neural network controller
|
US5349541A
(en)
|
1992-01-23 |
1994-09-20 |
Electric Power Research Institute, Inc. |
Method and apparatus utilizing neural networks to predict a specified signal value within a multi-element system
|
US5384699A
(en)
|
1992-08-24 |
1995-01-24 |
Associated Universities, Inc. |
Preventive maintenance system for the photomultiplier detector blocks of pet scanners
|
US5347843A
(en)
|
1992-09-23 |
1994-09-20 |
Korr Medical Technologies Inc. |
Differential pressure flowmeter with enhanced signal processing for respiratory flow measurement
|
US5228780A
(en)
|
1992-10-30 |
1993-07-20 |
Martin Marietta Energy Systems, Inc. |
Dual-mode self-validating resistance/Johnson noise thermometer system
|
US5388465A
(en)
|
1992-11-17 |
1995-02-14 |
Yamatake-Honeywell Co., Ltd. |
Electromagnetic flowmeter
|
US5392293A
(en)
*
|
1993-02-26 |
1995-02-21 |
At&T Corp. |
Built-in current sensor for IDDQ testing
|
US5361628A
(en)
|
1993-08-02 |
1994-11-08 |
Ford Motor Company |
System and method for processing test measurements collected from an internal combustion engine for diagnostic purposes
|
US5386373A
(en)
|
1993-08-05 |
1995-01-31 |
Pavilion Technologies, Inc. |
Virtual continuous emission monitoring system with sensor validation
|
US5481200A
(en)
*
|
1993-09-15 |
1996-01-02 |
Rosemont Inc. |
Field transmitter built-in test equipment
|
US5629870A
(en)
*
|
1994-05-31 |
1997-05-13 |
Siemens Energy & Automation, Inc. |
Method and apparatus for predicting electric induction machine failure during operation
|
JPH08102241A
(ja)
*
|
1994-09-30 |
1996-04-16 |
Toshiba Corp |
負荷制御装置
|
US5704011A
(en)
*
|
1994-11-01 |
1997-12-30 |
The Foxboro Company |
Method and apparatus for providing multivariable nonlinear control
|
JP2682478B2
(ja)
*
|
1994-12-12 |
1997-11-26 |
日本電気株式会社 |
チップ状固体電解コンデンサ及びその製造方法
|
US5570034A
(en)
*
|
1994-12-29 |
1996-10-29 |
Intel Corporation |
Using hall effect to monitor current during IDDQ testing of CMOS integrated circuits
|
US5940290A
(en)
*
|
1995-12-06 |
1999-08-17 |
Honeywell Inc. |
Method of predictive maintenance of a process control system having fluid movement
|
US6094600A
(en)
*
|
1996-02-06 |
2000-07-25 |
Fisher-Rosemount Systems, Inc. |
System and method for managing a transaction database of records of changes to field device configurations
|
US6017143A
(en)
*
|
1996-03-28 |
2000-01-25 |
Rosemount Inc. |
Device in a process system for detecting events
|
US5781024A
(en)
*
|
1996-07-26 |
1998-07-14 |
Diametrics Medical, Inc. |
Instrument performance verification system
|
DE19634997C2
(de)
*
|
1996-08-30 |
1999-08-05 |
Voith Sulzer Papiermasch Gmbh |
Regeleinrichtung mit einer Sensoren-Mehrzahl
|
WO1998014855A1
(en)
*
|
1996-10-04 |
1998-04-09 |
Fisher Controls International, Inc. |
Maintenance interface device for use in a process control network
|
US5970430A
(en)
*
|
1996-10-04 |
1999-10-19 |
Fisher Controls International, Inc. |
Local device and process diagnostics in a process control network having distributed control functions
|
US6199018B1
(en)
*
|
1998-03-04 |
2001-03-06 |
Emerson Electric Co. |
Distributed diagnostic system
|
US6046642A
(en)
*
|
1998-09-08 |
2000-04-04 |
Motorola, Inc. |
Amplifier with active bias compensation and method for adjusting quiescent current
|
DE19905071A1
(de)
*
|
1999-02-08 |
2000-08-10 |
Siemens Ag |
Meßumformer sowie Verfahren zur Diagnose der Versorgung eines Meßumformers
|
US6414508B1
(en)
*
|
1999-06-28 |
2002-07-02 |
Adaptec, Inc. |
Methods for predicting reliability of semiconductor devices using voltage stressing
|