Kazuhisa Uomi

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Fabrication method for algainnpassb based devices
- Patent number RE41336
- Issue date May 18, 2010
- Opnext Japan, Inc
- Masahiko Kondow
- 257 - Active solid-state devices
Information Patent Grant
Semiconductor electro-absorption optical modulator, semiconductor e...
- Patent number 7,409,113
- Issue date Aug 5, 2008
- OpNext Japan, Inc.
- Seiji Sumi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor electro-absorption optical modulator integrated light...
- Patent number 6,678,479
- Issue date Jan 13, 2004
- Opnext Japan, Inc
- Kazuhiko Naoe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical transmission device
- Patent number 6,606,443
- Issue date Aug 12, 2003
- Hitachi, Ltd.
- Hiroshi Sato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication method for AlGaInNPAsSb based devices
- Patent number RE38072
- Issue date Apr 8, 2003
- Hitachi, Ltd.
- Masahiko Kondo
- 438 - Semiconductor device manufacturing: process
Information Patent Grant
Semiconductor laser device, semiconductor laser array device and op...
- Patent number 6,546,034
- Issue date Apr 8, 2003
- Hitachi, Ltd.
- Masaaki Komori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical transmission device
- Patent number 6,459,840
- Issue date Oct 1, 2002
- Hitachi, Ltd.
- Hiroshi Sato
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical transmission apparatus
- Patent number 6,236,771
- Issue date May 22, 2001
- Hitachi, Ltd.
- Masahiro Aoki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Fabrication method for AlGaIn NPAsSb based devices
- Patent number 5,937,274
- Issue date Aug 10, 1999
- Hitachi, Ltd.
- Masahiko Kondow
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Vertical cavity surface emitting laser, optical transmitter-receive...
- Patent number 5,912,913
- Issue date Jun 15, 1999
- Hitachi, Ltd.
- Masahiko Kondow
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Waveguide device
- Patent number 5,666,455
- Issue date Sep 9, 1997
- Hitachi, Ltd.
- Masahiro Aoki
- G02 - OPTICS
Information Patent Grant
Semiconductor device having first and second semiconductor structur...
- Patent number 5,654,583
- Issue date Aug 5, 1997
- Hitachi, Ltd.
- Yae Okuno
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor optical integrated device and light receiver using sa...
- Patent number 5,574,289
- Issue date Nov 12, 1996
- Hitachi, Ltd.
- Masahiro Aoki
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Waveguide device
- Patent number 5,572,616
- Issue date Nov 5, 1996
- Hitachi, Ltd.
- Masahiro Aoki
- G02 - OPTICS
Information Patent Grant
Semiconductor optical switch and array of the same
- Patent number 5,394,491
- Issue date Feb 28, 1995
- Hitachi, Ltd.
- Hiroaki Inoue
- G02 - OPTICS
Information Patent Grant
Surface emitting semiconductor laser
- Patent number 5,363,393
- Issue date Nov 8, 1994
- Hitachi, Ltd.
- Kazuhisa Uomi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor optical device and array of the same
- Patent number 5,247,592
- Issue date Sep 21, 1993
- Hitachi, Ltd.
- Hiroaki Inoue
- G02 - OPTICS
Information Patent Grant
Semiconductor laser device, method of fabricating the same and opti...
- Patent number 5,179,567
- Issue date Jan 12, 1993
- Hitachi, Ltd.
- Kazuhisa Uomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device with plural active layers and changing o...
- Patent number 5,177,758
- Issue date Jan 5, 1993
- Hitachi, Ltd.
- Akihiko Oka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser device suitable for optical communications syst...
- Patent number 5,170,404
- Issue date Dec 8, 1992
- Hitachi, Ltd.
- Tsukuru Ohtoshi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor optical device and array of the same
- Patent number 5,146,513
- Issue date Sep 8, 1992
- Hitachi, Ltd.
- Hiroaki Inoue
- G02 - OPTICS
Information Patent Grant
Semiconductor laser
- Patent number 5,136,601
- Issue date Aug 4, 1992
- Hitachi, Ltd.
- Takashi Kajimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor optical device
- Patent number 5,132,981
- Issue date Jul 21, 1992
- Hitachi, Ltd.
- Kazuhisa Uomi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser device capable of controlling wavelength shift
- Patent number 5,119,393
- Issue date Jun 2, 1992
- Hitachi, Ltd.
- Akihiko Oka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser device
- Patent number 5,073,892
- Issue date Dec 17, 1991
- Hitachi, Ltd.
- Kazuhisa Uomi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor optical switch and array of the same
- Patent number 5,044,745
- Issue date Sep 3, 1991
- Hitachi, Ltd.
- Hiroaki Inoue
- G02 - OPTICS
Information Patent Grant
Semiconductor optical device
- Patent number 5,042,049
- Issue date Aug 20, 1991
- Hitachi, Ltd.
- Tsukuru Ohtoshi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface emitting type semiconductor laser
- Patent number 4,894,835
- Issue date Jan 16, 1990
- Hitachi, Ltd.
- Kazuhisa Uomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device of variable wavelength type
- Patent number 4,885,753
- Issue date Dec 5, 1989
- Hitachi, Ltd.
- Makoto Okai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser having a multiple quantum well structure doped...
- Patent number 4,881,235
- Issue date Nov 14, 1989
- Hitachi, Ltd.
- Naoki Chinone
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor electro-absorption optical modulator, semiconductor e...
- Publication number 20050275920
- Publication date Dec 15, 2005
- Seiji Sumi
- G02 - OPTICS
Information Patent Application
Semiconductor electro-absorption optical modulator integrated light...
- Publication number 20040101316
- Publication date May 27, 2004
- Hitachi, Ltd.
- Kazuhiko Naoe
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical transmission device
- Publication number 20030007765
- Publication date Jan 9, 2003
- Hitachi, Ltd.
- Hiroshi Sato
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor laser device, semiconductor laser array device and op...
- Publication number 20010006529
- Publication date Jul 5, 2001
- Masaaki Komori
- H01 - BASIC ELECTRIC ELEMENTS

Kazuhisa Uomi

Person

Patents Grantslast 30 patents

Fabrication method for algainnpassb based devices

Semiconductor electro-absorption optical modulator, semiconductor e...

Semiconductor electro-absorption optical modulator integrated light...

Optical transmission device

Fabrication method for AlGaInNPAsSb based devices

Semiconductor laser device, semiconductor laser array device and op...

Optical transmission device

Optical transmission apparatus

Fabrication method for AlGaIn NPAsSb based devices

Vertical cavity surface emitting laser, optical transmitter-receive...

Waveguide device

Semiconductor device having first and second semiconductor structur...

Semiconductor optical integrated device and light receiver using sa...

Waveguide device

Semiconductor optical switch and array of the same

Surface emitting semiconductor laser

Semiconductor optical device and array of the same

Semiconductor laser device, method of fabricating the same and opti...

Semiconductor laser device with plural active layers and changing o...

Semiconductor laser device suitable for optical communications syst...

Semiconductor optical device and array of the same

Semiconductor laser

Semiconductor optical device

Semiconductor laser device capable of controlling wavelength shift

Semiconductor laser device

Semiconductor optical switch and array of the same

Semiconductor optical device

Surface emitting type semiconductor laser

Semiconductor laser device of variable wavelength type

Semiconductor laser having a multiple quantum well structure doped...

Patents Applicationslast 30 patents

Semiconductor electro-absorption optical modulator, semiconductor e...

Semiconductor electro-absorption optical modulator integrated light...

Optical transmission device

Semiconductor laser device, semiconductor laser array device and op...