Tomokazu Umeno

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Patents Grantslast 30 patents

Information Patent Grant
Physical quantity sensor, inertia measurement device, vehicle posit...
- Patent number 10,761,109
- Issue date Sep 1, 2020
- Seiko Epson Corporation
- Shogo Inaba
- G01 - MEASURING TESTING
Information Patent Grant
Liquid crystal device, liquid crystal device driving method, and el...
- Patent number 9,632,338
- Issue date Apr 25, 2017
- Seiko Epson Corporation
- Masakazu Nishida
- G02 - OPTICS
Information Patent Grant
Liquid crystal display device and electronic apparatus
- Patent number 8,634,047
- Issue date Jan 21, 2014
- Seiko Epson Corporation
- Takenori Hirota
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PHYSICAL QUANTITY SENSOR, INERTIA MEASUREMENT DEVICE, VEHICLE POSIT...
- Publication number 20190101566
- Publication date Apr 4, 2019
- SEIKO EPSON CORPORATION
- Shogo INABA
- G01 - MEASURING TESTING
Information Patent Application
LIQUID CRYSTAL DEVICE, LIQUID CRYSTAL DEVICE DRIVING METHOD, AND EL...
- Publication number 20150160493
- Publication date Jun 11, 2015
- SEIKO EPSON CORPORATION
- Masakazu NISHIDA
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DISPLAY DEVICE AND ELECTRONIC APPARATUS
- Publication number 20120188497
- Publication date Jul 26, 2012
- SEIKO EPSON CORPORATION
- Takenori Hirota
- G02 - OPTICS
Information Patent Application
LIQUID CRYSTAL DEVICE, LIQUID CRYSTAL DEVICE DRIVING METHOD, AND EL...
- Publication number 20110234960
- Publication date Sep 29, 2011
- SEIKO EPSON CORPORATION
- Masakazu NISHIDA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
ELECTRO-OPTICAL DEVICE AND MANUFACTURING METHOD OF ELECTRO-OPTICAL...
- Publication number 20100026941
- Publication date Feb 4, 2010
- SEIKO EPSON CORPORATION
- Tomokazu UMENO
- G02 - OPTICS