Tatsuya Ohkubo

Person

Hitachinaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal display apparatus having level conversion circuit
- Patent number 7,460,100
- Issue date Dec 2, 2008
- Hitachi, Ltd.
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Static RAM having a TFT with n-type source and drain regions and a...
- Patent number 7,002,212
- Issue date Feb 21, 2006
- Hitachi, Ltd.
- Tatsuya Ohkubo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid crystal display apparatus having level conversion circuit
- Patent number 6,919,873
- Issue date Jul 19, 2005
- Hitachi, Ltd.
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display device having gate electrode with two conduc...
- Patent number 6,781,646
- Issue date Aug 24, 2004
- Hitachi, Ltd.
- Genshiro Kawachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid crystal display apparatus having level conversion circuit
- Patent number 6,714,184
- Issue date Mar 30, 2004
- Hitachi, Ltd.
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Liquid crystal display panel drive circuit and liquid crystal displ...
- Patent number 6,628,261
- Issue date Sep 30, 2003
- Hitachi, Ltd.
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor element and liquid crystal display device using the same
- Patent number 6,611,300
- Issue date Aug 26, 2003
- Hitachi, Ltd.
- Tatsuya Ohkubo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid crystal display device having gate electrode with two conduc...
- Patent number 6,559,906
- Issue date May 6, 2003
- Hitachi, Ltd.
- Genshiro Kawachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid crystal display apparatus having level conversion circuit
- Patent number 6,392,625
- Issue date May 21, 2002
- Hitachi, Ltd.
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor element with N channel and P region connected only to...
- Patent number 6,166,786
- Issue date Dec 26, 2000
- Hitachi, Ltd.
- Tatsuya Ohkubo
- G02 - OPTICS
Information Patent Grant
Liquid crystal display apparatus
- Patent number 6,115,017
- Issue date Sep 5, 2000
- Hitachi, Ltd.
- Yoshiro Mikami
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Liquid crystal display apparatus having level conversion circuit
- Publication number 20060007216
- Publication date Jan 12, 2006
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Liquid crystal display apparatus
- Publication number 20050078073
- Publication date Apr 14, 2005
- Yoshiro Mikami
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor element and liquid crystal display device using the same
- Publication number 20040212752
- Publication date Oct 28, 2004
- Tatsuya Ohkubo
- G02 - OPTICS
Information Patent Application
Liquid crystal display apparatus having level conversion circuit
- Publication number 20040196249
- Publication date Oct 7, 2004
- Hideo Sato
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Liquid crystal display device having gate electrode with two conduc...
- Publication number 20030169381
- Publication date Sep 11, 2003
- Genshiro Kawachi
- G02 - OPTICS
Information Patent Application
Liquid crystal display apparatus having level conversion circuit
- Publication number 20020140660
- Publication date Oct 3, 2002
- Hideo Sato
- H03 - BASIC ELECTRONIC CIRCUITRY

Tatsuya Ohkubo

Person

Patents Grantslast 30 patents

Liquid crystal display apparatus having level conversion circuit

Static RAM having a TFT with n-type source and drain regions and a...

Liquid crystal display apparatus having level conversion circuit

Liquid crystal display device having gate electrode with two conduc...

Liquid crystal display apparatus having level conversion circuit

Liquid crystal display panel drive circuit and liquid crystal displ...

Semiconductor element and liquid crystal display device using the same

Liquid crystal display device having gate electrode with two conduc...

Liquid crystal display apparatus having level conversion circuit

Semiconductor element with N channel and P region connected only to...

Liquid crystal display apparatus

Patents Applicationslast 30 patents

Liquid crystal display apparatus having level conversion circuit

Liquid crystal display apparatus

Semiconductor element and liquid crystal display device using the same

Liquid crystal display apparatus having level conversion circuit

Liquid crystal display device having gate electrode with two conduc...

Liquid crystal display apparatus having level conversion circuit