Kunihiro Takahashi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Ultrasonic flow measurement system
- Patent number 9,612,141
- Issue date Apr 4, 2017
- WOOJIN INC.
- Kye Hyeon Ryu
- G01 - MEASURING TESTING
Information Patent Grant
Light valve device
- Patent number 6,803,886
- Issue date Oct 12, 2004
- Seiko Instruments Inc.
- Kenichi Kondo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Light valve device
- Patent number 6,304,243
- Issue date Oct 16, 2001
- Seiko Instruments Inc.
- Kenichi Kondo
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device having defect inspection circuit
- Patent number 6,204,836
- Issue date Mar 20, 2001
- Seiko Instruments Inc.
- Tsuneo Yamazaki
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device
- Patent number 6,191,476
- Issue date Feb 20, 2001
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Method of forming a semiconductor device for a light valve
- Patent number 6,187,605
- Issue date Feb 13, 2001
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Light valve having a semiconductor film and a fabrication process t...
- Patent number 5,982,002
- Issue date Nov 9, 1999
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Process for manufacturing light valve device using semiconductive c...
- Patent number 5,728,591
- Issue date Mar 17, 1998
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Method of producing a semiconductor device for a light valve
- Patent number 5,633,176
- Issue date May 27, 1997
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Method of making light valve device using semiconductive composite...
- Patent number 5,618,739
- Issue date Apr 8, 1997
- Seiko Instruments Inc.
- Kunihiro Takahashi
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
Method of making semiconductor device with multiple transparent layers
- Patent number 5,585,304
- Issue date Dec 17, 1996
- Agency Industrial Science
- Yutaka Hayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with monosilicon layer
- Patent number 5,574,292
- Issue date Nov 12, 1996
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Light valve device using semiconductive composite substrate
- Patent number 5,572,045
- Issue date Nov 5, 1996
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Insulator substrate for a light valve device having an electrostati...
- Patent number 5,534,722
- Issue date Jul 9, 1996
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Light valve device using semiconductive composite substrate
- Patent number 5,486,708
- Issue date Jan 23, 1996
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
CMOS structure with parasitic channel prevention
- Patent number 5,463,238
- Issue date Oct 31, 1995
- Seiko Instruments Inc.
- Kunihiro Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device for a light wave
- Patent number 5,434,433
- Issue date Jul 18, 1995
- Seiko Instruments Inc.
- Hiroaki Takasu
- G02 - OPTICS
Information Patent Grant
Light valve device using semiconductive composite substrate
- Patent number 5,347,154
- Issue date Sep 13, 1994
- Seiko Instruments Inc.
- Kunihiro Takahashi
- G02 - OPTICS
Information Patent Grant
Method of producing field effect transistor
- Patent number 5,124,272
- Issue date Jun 23, 1992
- Seiko Instruments, Inc.
- Naoto Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tuning fork resonator
- Patent number 4,771,202
- Issue date Sep 13, 1988
- Kabushiki Kaisha Daini Seikosha
- Kunihiro Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tuning fork type quartz crystal resonator with variable width base
- Patent number 4,540,909
- Issue date Sep 10, 1985
- Seiko Instruments & Electronics Ltd.
- Kunihiro Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Tuning fork
- Patent number 4,498,025
- Issue date Feb 5, 1985
- Seiko Instruments & Electronics Ltd.
- Kunihiro Takahashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
AT-Cut quartz resonator, with w/t=2.0 to 2.8, l/t<25
- Patent number 4,306,170
- Issue date Dec 15, 1981
- Kabushiki Kaisha Daini Seikosha
- Shunichi Motte
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Rectangular AT-cut quartz resonator
- Patent number 4,247,797
- Issue date Jan 27, 1981
- Kabushiki Kaisha Daini Seikosha
- Naoyuki Echigo
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
ULTRASONIC FLOW MEASUREMENT SYSTEM
- Publication number 20160033312
- Publication date Feb 4, 2016
- WOOJIN INC.
- Kye Hyeon RYU
- G01 - MEASURING TESTING
Information Patent Application
Light valve device
- Publication number 20030025659
- Publication date Feb 6, 2003
- Seiko Instruments Inc.
- Kenichi Kondo
- G02 - OPTICS

Kunihiro Takahashi

Person

Patents Grantslast 30 patents

Ultrasonic flow measurement system

Light valve device

Light valve device

Display device having defect inspection circuit

Semiconductor device

Method of forming a semiconductor device for a light valve

Light valve having a semiconductor film and a fabrication process t...

Process for manufacturing light valve device using semiconductive c...

Method of producing a semiconductor device for a light valve

Method of making light valve device using semiconductive composite...

Method of making semiconductor device with multiple transparent layers

Semiconductor device with monosilicon layer

Light valve device using semiconductive composite substrate

Insulator substrate for a light valve device having an electrostati...

Light valve device using semiconductive composite substrate

CMOS structure with parasitic channel prevention

Semiconductor device for a light wave

Light valve device using semiconductive composite substrate

Method of producing field effect transistor

Tuning fork resonator

Tuning fork type quartz crystal resonator with variable width base

Tuning fork

AT-Cut quartz resonator, with w/t=2.0 to 2.8, l/t&lt;25

Rectangular AT-cut quartz resonator

Patents Applicationslast 30 patents

ULTRASONIC FLOW MEASUREMENT SYSTEM

Light valve device

AT-Cut quartz resonator, with w/t=2.0 to 2.8, l/t<25