Shigeaki Seki

Person

Matsumoto-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Watch
- Patent number 11,921,467
- Issue date Mar 5, 2024
- Seiko Epson Corporation
- Shigeaki Seki
- G04 - HOROLOGY
Information Patent Grant
Display device and timepiece comprising a wiring board layered on a...
- Patent number 8,873,015
- Issue date Oct 28, 2014
- Seiko Epson Corporation
- Shigeaki Seki
- G02 - OPTICS
Information Patent Grant
Driving method for electrophoretic display device, electrophoretic...
- Patent number 8,610,748
- Issue date Dec 17, 2013
- Seiko Epson Corporation
- Eiji Miyasaka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device and timepiece
- Patent number 8,194,222
- Issue date Jun 5, 2012
- Seiko Epson Corporation
- Shigeaki Seki
- G02 - OPTICS
Information Patent Grant
Timepiece wheel train and timepiece
- Patent number 8,167,481
- Issue date May 1, 2012
- Seiko Epson Corporation
- Masao Takeuchi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Piezoelectric vibrator, method for adjusting piezoelectric vibrator...
- Patent number 7,671,518
- Issue date Mar 2, 2010
- Seiko Epson Corporation
- Akihiro Sawada
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Clock signal output apparatus and control method of same, and elect...
- Patent number 7,391,273
- Issue date Jun 24, 2008
- Seiko Epson Corporation
- Shigeaki Seki
- G04 - HOROLOGY
Information Patent Grant
Piezoelectric actuator, timepiece, and electronic device
- Patent number 7,109,638
- Issue date Sep 19, 2006
- Seiko Epson Corporation
- Joji Kitahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Semiconductor device
- Patent number 5,563,445
- Issue date Oct 8, 1996
- Seiko Epson Corporation
- Yoshitaka Iijima
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Watch
- Publication number 20210240139
- Publication date Aug 5, 2021
- SEIKO EPSON CORPORATION
- Shigeaki SEKI
- G04 - HOROLOGY
Information Patent Application
Display Device and Timepiece
- Publication number 20120218502
- Publication date Aug 30, 2012
- SEIKO EPSON CORPORATION
- Shigeaki Seki
- G04 - HOROLOGY
Information Patent Application
DRIVING METHOD FOR ELECTROPHORETIC DISPLAY DEVICE, ELECTROPHORETIC...
- Publication number 20110102480
- Publication date May 5, 2011
- SEIKO EPSON CORPORATION
- Eiji Miyasaka
- G04 - HOROLOGY
Information Patent Application
Timepiece Wheel Train and Timepiece
- Publication number 20100254230
- Publication date Oct 7, 2010
- SEIKO EPSON CORPORATION
- Masao Takeuchi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Display Device and Timepiece
- Publication number 20090122653
- Publication date May 14, 2009
- SEIKO EPSON CORPORATION
- Shigeaki Seki
- G04 - HOROLOGY
Information Patent Application
Wristwatch
- Publication number 20070242569
- Publication date Oct 18, 2007
- SEIKO EPSON CORPORATION
- Katsutoyo Inoue
- G04 - HOROLOGY
Information Patent Application
Clock signal output apparatus and control method of same, and elect...
- Publication number 20060202771
- Publication date Sep 14, 2006
- SEIKO EPSON CORPORATION
- Shigeaki Seki
- G04 - HOROLOGY
Information Patent Application
Piezoelectric vibrator, method for adjusting piezoelectric vibrator...
- Publication number 20060175929
- Publication date Aug 10, 2006
- Seiko Epson Corporation
- Akihiro Sawada
- G04 - HOROLOGY
Information Patent Application
Piezoelectric actuator, timepiece, and electronic device
- Publication number 20050184621
- Publication date Aug 25, 2005
- Joji Kitahara
- G04 - HOROLOGY

Shigeaki Seki

Person

Patents Grantslast 30 patents

Watch

Display device and timepiece comprising a wiring board layered on a...

Driving method for electrophoretic display device, electrophoretic...

Display device and timepiece

Timepiece wheel train and timepiece

Piezoelectric vibrator, method for adjusting piezoelectric vibrator...

Clock signal output apparatus and control method of same, and elect...

Piezoelectric actuator, timepiece, and electronic device

Semiconductor device

Patents Applicationslast 30 patents

Watch

Display Device and Timepiece

DRIVING METHOD FOR ELECTROPHORETIC DISPLAY DEVICE, ELECTROPHORETIC...

Timepiece Wheel Train and Timepiece

Display Device and Timepiece

Wristwatch

Clock signal output apparatus and control method of same, and elect...

Piezoelectric vibrator, method for adjusting piezoelectric vibrator...

Piezoelectric actuator, timepiece, and electronic device