GB1520381A
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1976-01-09 |
1978-08-09 |
Post Office |
Data transmission systems
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US4086434A
(en)
*
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1976-09-07 |
1978-04-25 |
Leo P. Christiansen |
Remote condition reporting system
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US4138599A
(en)
*
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1977-10-31 |
1979-02-06 |
Northern Telecom Limited |
Modular communication system having self-identifying modules
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US4180709A
(en)
*
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1978-02-13 |
1979-12-25 |
International Tel Data Corporation |
Data collection system using telephone lines
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FR2430146B1
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*
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1978-06-29 |
1986-05-09 |
Stratel Sa |
Dispositif telephonique d'appel automatique
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US4319241A
(en)
*
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1978-11-01 |
1982-03-09 |
Medimetric Company |
Telemetering system for operating room and the like
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(en)
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1978-11-01 |
1982-10-26 |
Medimetric Company |
Telemetering system for operating room and the like
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FR2446569B2
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*
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1978-12-13 |
1987-01-23 |
Stratel |
Dispositif telephonique d'appel automatique
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JPS57500401A
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1980-03-10 |
1982-03-04 |
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1980-04-10 |
1985-12-10 |
Yong Fui K |
Electrical supervisory control and data acquisition system
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DE3024494C2
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1980-06-28 |
1982-05-19 |
Neumann Elektronik GmbH, 4330 Mülheim |
Prüfeinrichtung für eine Notrufteilnehmerstation
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1981-03-02 |
1985-05-28 |
Honeywell, Inc. |
Communication system and method
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1981-09-03 |
1983-11-01 |
Beckman Instruments, Inc. |
Digital communication system for remote instruments
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1981-12-04 |
1985-07-09 |
Base Ten Systems, Inc. |
Remote subscriber terminal unit
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1981-12-04 |
1984-04-10 |
Base Ten Systems, Inc. |
Remote subscriber interaction system
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GB2114341B
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1982-01-30 |
1985-04-11 |
Ferranti Ltd |
Monitoring system
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1983-06-08 |
1984-12-18 |
International Teldata Ii Corp. |
Test set
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1983-06-08 |
1985-09-10 |
International Teldata Ii Corp. |
Meter interface unit for utility meter reading system
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1983-06-27 |
1985-07-09 |
The Inteleplex Corporation |
Transparent secondary information transmission system for an information transmission system
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1983-06-27 |
1985-01-15 |
The Inteleplex Corporation |
Transparent secondary information transmission system for an information transmission system
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1983-10-21 |
1987-12-01 |
International Teldata Corporation |
Multiplex system for automatic meter reading
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1984-04-16 |
1988-03-01 |
Telemeter Corporation |
Magnetic sensor apparatus for remotely monitoring a utility meter or the like
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1984-09-07 |
1987-05-12 |
Itt Corporation |
Information transport system employing telephone lines
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1984-09-12 |
1986-12-09 |
Telemeter Corporation |
Apparatus and method for remotely monitoring a utility meter by use of a liquid crystal display
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1984-11-02 |
1986-07-22 |
Itt Corporation |
Information transport system
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1984-11-19 |
1988-02-16 |
William Smith |
Gas meter with remote control for terminating supply of gas and related method
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1984-12-28 |
1987-07-14 |
Telemeter Corporation |
Optical sensor apparatus and method for remotely monitoring a utility meter or the like
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1985-06-21 |
1989-11-14 |
Energy Innovations, Inc. |
Meter reading methods and apparatus
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1985-06-21 |
1987-02-24 |
Energy Innovations, Inc. |
Meter reading methods and apparatus
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1985-09-03 |
1987-09-22 |
Mobil Oil Corporation |
Remote switch position determination using duty cycle modulation
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1986-02-20 |
1989-05-23 |
Net Laboratories, Inc. |
System for automatically reading utility meters from a remote location
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1986-09-12 |
1989-07-04 |
Robert Scully |
Residential fuel-oil level reporting and alarm system
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1987-08-11 |
1992-11-24 |
Rosemount Inc. |
Dual master implied token communication system
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1989-07-14 |
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Inline Connection Corporation |
Video transmission and control system utilizing internal telephone lines
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1997-03-11 |
2001-06-05 |
Inline Connections Corporation |
Distributed splitter for data transmission over twisted wire pairs
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1989-09-15 |
1996-05-24 |
Francois Girard |
Dispositif de surveillance a distance de l'alimentation en courant d'un appareil electrique.
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1990-05-29 |
1992-09-01 |
United Technologies Corporation |
Telemetry power carrier pulse encoder
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1990-08-10 |
1993-04-13 |
Telegenics Inc. |
Signal proessing circuit for use in telemetry devices
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1990-08-10 |
1993-04-20 |
Telegenics, Inc. |
Outbound telemetry device
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1990-11-27 |
1992-09-01 |
Harris Corporation |
Method and apparatus for transducer measurements on a metallic pair
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1990-12-14 |
1993-08-10 |
Telegenics, Inc. |
Apparatus and method for activating an inbound telemetry device
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1993-06-04 |
1996-03-12 |
M & Fc Holding Co Inc |
Unidade de interface do medidior de discagem limitada pela entrada que extrai sua energia de uma linha de telefone
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1993-06-04 |
1995-07-18 |
M & Fc Holding Company, Inc. |
Call in-bound remote reading and data collection system
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1998-03-03 |
1999-09-20 |
Itron Inc. |
Method and system for reading intelligent utility meters
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1998-07-28 |
2002-11-12 |
Serconet Ltd. |
Local area network of serial intelligent cells
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1999-01-02 |
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Daniel J. Collins |
Energy information and control system
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1999-06-11 |
2003-03-11 |
David D. Goodman |
High-speed data communication over a residential telephone wiring network
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1999-07-07 |
2005-10-18 |
Serconet Ltd. |
Local area network for distributing data communication, sensing and control signals
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1999-07-20 |
2004-02-10 |
Serconet Ltd. |
Network for telephony and data communication
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2000-03-20 |
2003-04-15 |
Serconet Ltd. |
Telephone outlet for implementing a local area network over telephone lines and a local area network using such outlets
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2001-09-21 |
2008-06-10 |
James Robert Orlosky |
Automated meter reading, billing and payment processing system
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2002-09-25 |
2006-11-21 |
Medtronic, Inc. |
Implantable medical device communication system with pulsed power biasing
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2002-09-25 |
2006-03-14 |
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Implantable medical device communication system
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2003-01-30 |
2010-12-30 |
Mosaid Technologies Inc |
Method and system for providing dc power on local telephone lines
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2004-01-13 |
2004-06-20 |
Yehuda Binder |
Information device
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2004-01-16 |
2007-10-23 |
Medtronic, Inc. |
Implantable lead including sensor
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2005-10-07 |
2008-12-02 |
Jay Jacobson |
Method and system for improving the efficiency and reliability of a power grid
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2010-01-29 |
2013-03-12 |
Medtronic, Inc. |
Clock synchronization in an implantable medical device system
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2014-06-30 |
2015-12-31 |
Landis+Gyr, Inc. |
Utility Meter with Temperature Sensor
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