JPS4930558B1
(en)
*
|
1969-10-03 |
1974-08-14 |
|
|
DE2246511C3
(en)
*
|
1971-09-22 |
1975-11-27 |
K.K. Suwa Seikosha, Tokio |
Crystal rotary transducer
|
US3805509A
(en)
*
|
1971-11-15 |
1974-04-23 |
Junghans Gmbh Geb |
Crystal vibrator as a time keeping vibrator for a timepiece
|
JPS5726002B2
(en)
*
|
1972-01-31 |
1982-06-02 |
|
|
US3766616A
(en)
*
|
1972-03-22 |
1973-10-23 |
Statek Corp |
Microresonator packaging and tuning
|
JPS5236540Y2
(en)
*
|
1972-09-04 |
1977-08-19 |
|
|
JPS49122768A
(en)
*
|
1973-03-27 |
1974-11-25 |
Suwa Seikosha Kk |
|
US4054807A
(en)
*
|
1973-03-29 |
1977-10-18 |
Kabushiki Kaisha Daini Seikosha |
Quartz oscillator mountings
|
JPS49131088A
(en)
*
|
1973-04-16 |
1974-12-16 |
Suwa Seikosha Kk |
|
DE2418277C3
(en)
*
|
1973-04-16 |
1985-08-01 |
Kabushiki Kaisha Suwa Seikosha, Shinjuku, Tokio/Tokyo |
Quartz crystal flexural oscillator and process for its manufacture
|
US3946257A
(en)
*
|
1973-09-17 |
1976-03-23 |
Kabushiki Kaisha Daini Seikosha |
Quartz crystal vibrator with partial electrodes for harmonic suppression
|
JPS5133367U
(en)
*
|
1974-07-05 |
1976-03-11 |
|
|
JPS51103472A
(en)
*
|
1975-03-07 |
1976-09-13 |
Suwa Seikosha Kk |
|
US4004166A
(en)
*
|
1975-03-12 |
1977-01-18 |
Nihon Dempa Kogyo Co., Ltd. |
Method for stabilizing the vibration frequency of a tuning fork-type quartz crystal oscillator
|
JPS5216991A
(en)
*
|
1975-07-31 |
1977-02-08 |
Seiko Instr & Electronics Ltd |
Structure of piezo oscillator
|
JPS5323589A
(en)
*
|
1976-08-18 |
1978-03-04 |
Seiko Epson Corp |
Crystal vibrator
|
JPS587672Y2
(en)
*
|
1977-08-11 |
1983-02-10 |
株式会社村田製作所 |
Sealed structure of piezoelectric vibrator
|
JPS54113297A
(en)
*
|
1978-01-26 |
1979-09-04 |
Seiko Epson Corp |
Tuning fork-type crystal vibrator
|
JPS5631072Y2
(en)
*
|
1978-03-02 |
1981-07-24 |
|
|
DE2939844A1
(en)
*
|
1978-12-21 |
1980-07-10 |
Seiko Instr & Electronics |
QUARTZ SWINGER
|
US4266157A
(en)
*
|
1979-05-18 |
1981-05-05 |
The United States Of America As Represented By The Secretary Of The Army |
Piezoelectric resonator assembly with thin molybdenum mounting clips
|
FR2464595A1
(en)
*
|
1979-08-31 |
1981-03-06 |
Ebauches Sa |
METHOD FOR DETECTING THE ASYMMETRY OF DIAPASON-SHAPED PIEZOELECTRIC CRYSTAL RESONATORS AND RESONATORS FOR ITS IMPLEMENTATION
|
US4410827A
(en)
*
|
1980-04-24 |
1983-10-18 |
Kabushiki Kaisha Suwa Seikosha |
Mode coupled notched tuning fork type quartz crystal resonator
|
US4498025A
(en)
*
|
1980-12-12 |
1985-02-05 |
Seiko Instruments & Electronics Ltd. |
Tuning fork
|
US4531073A
(en)
*
|
1983-05-31 |
1985-07-23 |
Ohaus Scale Corporation |
Piezoelectric crystal resonator with reduced impedance and sensitivity to change in humidity
|
FR2574209B1
(en)
*
|
1984-12-04 |
1987-01-30 |
Onera (Off Nat Aerospatiale) |
RESONATOR WITH VIBRATING BLADE
|
JPS61288132A
(en)
*
|
1985-06-17 |
1986-12-18 |
Yokogawa Electric Corp |
Crystal thermometer
|
US5396144A
(en)
*
|
1993-08-02 |
1995-03-07 |
New S.D., Inc. |
Rotation rate sensor with center mounted tuning fork
|
DE19544338A1
(en)
*
|
1994-11-28 |
1996-05-30 |
Nippon Denso Co |
Angular velocity sensor for vehicle movement control, navigation system or video camera
|
JP4050343B2
(en)
*
|
1996-04-02 |
2008-02-20 |
富士通株式会社 |
Tuning fork vibration gyro
|
US5998911A
(en)
*
|
1996-11-26 |
1999-12-07 |
Ngk Insulators, Ltd. |
Vibrator, vibratory gyroscope, and vibration adjusting method
|
US6747393B2
(en)
|
1996-11-26 |
2004-06-08 |
Ngk Insulators, Ltd. |
Vibrator, vibratory gyroscope, and vibration adjusting method
|
US6018212A
(en)
|
1996-11-26 |
2000-01-25 |
Ngk Insulators, Ltd. |
Vibrator, vibratory gyroscope, and vibration adjusting method
|
US6437483B2
(en)
|
1996-11-26 |
2002-08-20 |
Ngk Insulators, Ltd. |
Vibrator, vibratory gyroscope, and vibration adjusting method
|
JPH1141057A
(en)
*
|
1997-07-17 |
1999-02-12 |
Murata Mfg Co Ltd |
Piezoelectric vibration component
|
DE19853063B4
(en)
|
1997-11-18 |
2011-07-28 |
DENSO CORPORATION, Aichi-pref. |
Angular velocity sensor and diagnostic system for it
|
JP3335122B2
(en)
|
1998-05-06 |
2002-10-15 |
松下電器産業株式会社 |
Angular velocity sensor
|
JP2000009476A
(en)
*
|
1998-06-26 |
2000-01-14 |
Fujitsu Ltd |
Tuning-fork-type vibration gyro
|
US6262520B1
(en)
*
|
1999-09-15 |
2001-07-17 |
Bei Technologies, Inc. |
Inertial rate sensor tuning fork
|
US7523537B1
(en)
|
2000-07-13 |
2009-04-28 |
Custom Sensors & Technologies, Inc. |
Method of manufacturing a tuning fork with reduced quadrature errror and symmetrical mass balancing
|
EP1223674A3
(en)
*
|
2000-12-25 |
2003-04-02 |
Seiko Epson Corporation |
Vibrating piece, vibrator, oscillator, and electronic equipment
|
US6858972B2
(en)
*
|
2002-06-21 |
2005-02-22 |
Ngk Insulators, Ltd. |
Vibrator, vibratory gyroscope, and vibration adjusting method
|
US7417362B2
(en)
*
|
2003-03-28 |
2008-08-26 |
Daishinku Corporation |
Frequency regulating method for tuning fork type vibrator and tuning fork type vibrator frequency-regulated by the method
|
US8358053B2
(en)
*
|
2003-06-30 |
2013-01-22 |
Piedek Technical Laboratory |
Unit, oscillator having unit and electronic apparatus having oscillator
|
US9209381B2
(en)
|
2003-06-30 |
2015-12-08 |
Piedek Technical Laboratory |
Quartz crystal unit, quartz crystal oscillator and electronic apparatus
|
US10199556B2
(en)
*
|
2003-06-30 |
2019-02-05 |
Piedek Technical Laboratory |
Unit, oscillator and electronic apparatus
|
US11563406B2
(en)
|
2003-06-30 |
2023-01-24 |
Piedek Technical Laboratory |
Quartz crystal resonator, quartz crystal unit, and quartz crystal oscillator
|
US8358052B2
(en)
*
|
2003-06-30 |
2013-01-22 |
Piedek Technical Laboratory |
Unit having resonator, oscillator having unit and electronic apparatus having unit
|
JP2005184767A
(en)
*
|
2003-11-27 |
2005-07-07 |
Seiko Epson Corp |
Method of manufacturing tuning-fork type piezoelectric vibrating piece and tuning-fork type piezoelectric vibrator
|
JP2005227215A
(en)
*
|
2004-02-16 |
2005-08-25 |
Matsushita Electric Ind Co Ltd |
Angular velocity sensor and its design method
|
JP2005249646A
(en)
*
|
2004-03-05 |
2005-09-15 |
Matsushita Electric Ind Co Ltd |
Tuning fork type oscillator for angular velocity sensor, angular velocity sensor using the oscillator, and automobile using the angular velocity sensor
|
JP2006105614A
(en)
*
|
2004-09-30 |
2006-04-20 |
Seiko Epson Corp |
Vibrating gyroscope and its manufacturing method
|
JP5208373B2
(en)
*
|
2006-04-12 |
2013-06-12 |
パナソニック株式会社 |
Inertial force sensor
|
JP4687789B2
(en)
*
|
2006-07-21 |
2011-05-25 |
株式会社村田製作所 |
Tuning fork type vibrator and vibration gyro using the same
|
JP4990717B2
(en)
*
|
2007-08-10 |
2012-08-01 |
セイコーインスツル株式会社 |
Case manufacturing method, piezoelectric vibrator, oscillator, electronic device, and radio timepiece
|
JP5128262B2
(en)
*
|
2007-12-17 |
2013-01-23 |
セイコーインスツル株式会社 |
Piezoelectric vibrating piece, piezoelectric vibrator, oscillator, electronic device, radio timepiece, and method of manufacturing piezoelectric vibrating piece
|
WO2009143492A1
(en)
*
|
2008-05-23 |
2009-11-26 |
Statek Corporation |
Piezoelectric resonator
|
JP4709260B2
(en)
*
|
2008-10-16 |
2011-06-22 |
日本電波工業株式会社 |
Piezoelectric vibrating piece and piezoelectric device
|
US8256288B2
(en)
*
|
2008-12-16 |
2012-09-04 |
Seiko Epson Corporation |
Sensor device
|
US8359920B2
(en)
*
|
2009-05-15 |
2013-01-29 |
Lockheed Martin Corp. |
Gravity sensing instrument
|
JP5593979B2
(en)
*
|
2009-11-11 |
2014-09-24 |
セイコーエプソン株式会社 |
Vibrating piece, vibrator, oscillator, sensor and electronic equipment
|
PL2458348T3
(en)
*
|
2010-11-29 |
2014-01-31 |
Air Prod & Chem |
Method of, and apparatus for, measuring the mass flow rate of a gas
|
US20140238129A1
(en)
*
|
2011-10-24 |
2014-08-28 |
Panasonic Corporation |
Angular velocity sensor and detection element used in same
|
CN116979924A
(en)
*
|
2023-08-04 |
2023-10-31 |
惠伦晶体(重庆)科技有限公司 |
Impact-resistant miniaturized tuning fork type piezoelectric vibrating piece and resonator
|