Toshifumi Komiya

Person

Mobara, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cold cathode fluorescent lamp and liquid crystal display device
- Patent number 7,800,712
- Issue date Sep 21, 2010
- Hitachi Displays, Ltd.
- Toshio Suzuki
- G02 - OPTICS
Information Patent Grant
Cathode ray tube
- Patent number 7,176,641
- Issue date Feb 13, 2007
- Hitachi Displays, Ltd.
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube
- Patent number 7,078,851
- Issue date Jul 18, 2006
- Hitachi Displays, Ltd.
- Yukio Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved indirectly heated cathode struc...
- Patent number 6,614,147
- Issue date Sep 2, 2003
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved heater
- Patent number 6,552,479
- Issue date Apr 22, 2003
- Hitachi, Ltd.
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved cathode structure
- Patent number 6,531,813
- Issue date Mar 11, 2003
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved cathode
- Patent number 6,504,293
- Issue date Jan 7, 2003
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
ELECTRON GUN FOR CATHODE-RAY TUBE FOR IMAGE DISPLAY HAVING AN ELECT...
- Patent number 6,366,011
- Issue date Apr 2, 2002
- Hitachi, Ltd.
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Cathode ray tube having an improved cathode structure
- Patent number 6,130,499
- Issue date Oct 10, 2000
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron gun for a cathode-ray tube for image display having an ele...
- Patent number 6,124,667
- Issue date Sep 26, 2000
- Hitachi, Ltd.
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electron tube including a cathode having an electron emissive mater...
- Patent number 5,808,404
- Issue date Sep 15, 1998
- Hitachi, Ltd.
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Cold cathode fluorescent lamp and liquid crystal display device
- Publication number 20080204632
- Publication date Aug 28, 2008
- Hitachi Displays, Ltd.
- Toshio Suzuki
- G02 - OPTICS
Information Patent Application
Cathode ray tube
- Publication number 20050285498
- Publication date Dec 29, 2005
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20040183423
- Publication date Sep 23, 2004
- Yukio Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube
- Publication number 20040007954
- Publication date Jan 15, 2004
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube employing a cathode structure having improved gamm...
- Publication number 20030011294
- Publication date Jan 16, 2003
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube having an improved heater
- Publication number 20020033660
- Publication date Mar 21, 2002
- Toshifumi Komiya
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Cathode ray tube having an improved indirectly heated cathode struc...
- Publication number 20010015613
- Publication date Aug 23, 2001
- Sachio Koizumi
- H01 - BASIC ELECTRIC ELEMENTS

Toshifumi Komiya

Person

Patents Grantslast 30 patents

Cold cathode fluorescent lamp and liquid crystal display device

Cathode ray tube

Cathode ray tube

Cathode ray tube having an improved indirectly heated cathode struc...

Cathode ray tube having an improved heater

Cathode ray tube having an improved cathode structure

Cathode ray tube having an improved cathode

ELECTRON GUN FOR CATHODE-RAY TUBE FOR IMAGE DISPLAY HAVING AN ELECT...

Cathode ray tube having an improved cathode structure

Electron gun for a cathode-ray tube for image display having an ele...

Electron tube including a cathode having an electron emissive mater...

Patents Applicationslast 30 patents

Cold cathode fluorescent lamp and liquid crystal display device

Cathode ray tube

Cathode ray tube

Cathode ray tube

Cathode ray tube employing a cathode structure having improved gamm...

Cathode ray tube having an improved heater

Cathode ray tube having an improved indirectly heated cathode struc...