Hajime SHOJI

Person

Yokohama-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor optical device
- Patent number 11,527,866
- Issue date Dec 13, 2022
- Sumitomo Electric Industries, Ltd.
- Naoki Fujiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser apparatus and method to re-tune emission wavelength tunable LD
- Patent number 9,444,221
- Issue date Sep 13, 2016
- Sumitomo Electric Industries, Ltd
- Katsumi Uesaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System to control wavelength and method to control wavelength
- Patent number 9,395,504
- Issue date Jul 19, 2016
- Sumitomo Electric Industries, Ltd
- Katsumi Uesaka
- G01 - MEASURING TESTING
Information Patent Grant
Complex coupling MQW semiconductor laser
- Patent number 6,850,550
- Issue date Feb 1, 2005
- Fujitsu Limited
- Hirohiko Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical semiconductor module, its manufacture, reflection film, its...
- Patent number 6,579,737
- Issue date Jun 17, 2003
- Fujitsu Limited
- Yoshihiro Yoneda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Distributed feedback semiconductor laser
- Patent number 6,560,266
- Issue date May 6, 2003
- Fujitsu Limited
- Hajime Shoji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser and method of manufacturing the same
- Patent number 6,512,783
- Issue date Jan 28, 2003
- Fujitsu Limited
- Tsuyoshi Yamamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical semiconductor module, its manufacture, reflection film, its...
- Patent number 6,448,583
- Issue date Sep 10, 2002
- Fujitsu Limited
- Yoshihiro Yoneda
- G02 - OPTICS
Information Patent Grant
Semiconductor light-emitting device
- Patent number 6,426,515
- Issue date Jul 30, 2002
- Fujitsu Limited
- Tsutomu Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and its manufacture utilizing crystal orientat...
- Patent number 5,783,845
- Issue date Jul 21, 1998
- Fujitsu Limited
- Makoto Kondo
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of making a semiconductor device utilizing crystal orientati...
- Patent number 5,668,048
- Issue date Sep 16, 1997
- Fujitsu Limited
- Makoto Kondo
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical transmission and reception device
- Patent number 5,533,041
- Issue date Jul 2, 1996
- Fujitsu Limited
- Manabu Matsuda
- G02 - OPTICS
Information Patent Grant
Surface emitting laser provided with light modulator
- Patent number 5,408,486
- Issue date Apr 18, 1995
- Fujitsu Limited
- Hajime Shoji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Planar light emitting device having a reduced optical loss
- Patent number 5,404,370
- Issue date Apr 4, 1995
- Fujitsu Limited
- Koji Otsubo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Surface emitting laser and method of manufacturing the same
- Patent number 5,373,520
- Issue date Dec 13, 1994
- Fujitsu Limited
- Hajime Shoji
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR OPTICAL DEVICE
- Publication number 20210126428
- Publication date Apr 29, 2021
- Sumitomo Electric Industries, Ltd.
- Naoki FUJIWARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER APPARATUS AND METHOD TO RE-TUNE EMISSION WAVELENGTH OF WAVELE...
- Publication number 20160006212
- Publication date Jan 7, 2016
- Sumitomo Electric Industries, Ltd.
- Katsumi Uesaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEM TO CONTROL WAVELENGTH AND METHOD TO CONTROL WAVELENGTH
- Publication number 20150076990
- Publication date Mar 19, 2015
- Sumitomo Electric Industries, Ltd.
- Katsumi UESAKA
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
WAVELENGTH TUNABLE SEMICONDUCTOR LASER
- Publication number 20110292960
- Publication date Dec 1, 2011
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Hajime Shoji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Distributed feedback semiconductor laser oscillating at longer wave...
- Publication number 20040151224
- Publication date Aug 5, 2004
- FUJITSU LIMITED
- Hirohiko Kobayashi
- B82 - NANO-TECHNOLOGY
Information Patent Application
Optical semiconductor module, its manufacture, reflection film, its...
- Publication number 20030020076
- Publication date Jan 30, 2003
- FUJITSU LIMITED
- Yoshihiro Yoneda
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR LASER AND METHOD OF MANUFACTURING THE SAME
- Publication number 20030012240
- Publication date Jan 16, 2003
- TSUYOSHI YAMAMOTO
- B82 - NANO-TECHNOLOGY
Information Patent Application
Distributed feedback semiconductor laser
- Publication number 20020039375
- Publication date Apr 4, 2002
- FUJITSU LIMITED
- Hajime Shoji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Complex coupling MQW semiconductor laser
- Publication number 20020009116
- Publication date Jan 24, 2002
- FUJITSU LIMITED
- Hirohiko Kobayashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor light-emitting device
- Publication number 20010032976
- Publication date Oct 25, 2001
- FUJITSU LIMITED
- Tsutomu Ishikawa
- H01 - BASIC ELECTRIC ELEMENTS

Hajime SHOJI

Person

Patents Grantslast 30 patents

Semiconductor optical device

Laser apparatus and method to re-tune emission wavelength tunable LD

System to control wavelength and method to control wavelength

Complex coupling MQW semiconductor laser

Optical semiconductor module, its manufacture, reflection film, its...

Distributed feedback semiconductor laser

Semiconductor laser and method of manufacturing the same

Optical semiconductor module, its manufacture, reflection film, its...

Semiconductor light-emitting device

Semiconductor device and its manufacture utilizing crystal orientat...

Method of making a semiconductor device utilizing crystal orientati...

Optical transmission and reception device

Surface emitting laser provided with light modulator

Planar light emitting device having a reduced optical loss

Surface emitting laser and method of manufacturing the same

Patents Applicationslast 30 patents

SEMICONDUCTOR OPTICAL DEVICE

LASER APPARATUS AND METHOD TO RE-TUNE EMISSION WAVELENGTH OF WAVELE...

SYSTEM TO CONTROL WAVELENGTH AND METHOD TO CONTROL WAVELENGTH

WAVELENGTH TUNABLE SEMICONDUCTOR LASER

Distributed feedback semiconductor laser oscillating at longer wave...

Optical semiconductor module, its manufacture, reflection film, its...

SEMICONDUCTOR LASER AND METHOD OF MANUFACTURING THE SAME

Distributed feedback semiconductor laser

Complex coupling MQW semiconductor laser

Semiconductor light-emitting device