Haruhiko Kuwatsuka

Person

Kawasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor photodetector and method for manufacturing the same
- Patent number 9,276,162
- Issue date Mar 1, 2016
- Fujitsu Limited
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor photodetector that causes avalanche multiplication to...
- Patent number 8,772,896
- Issue date Jul 8, 2014
- Fujitsu Limited
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wavelength conversion system, optical integrated device and wavelen...
- Patent number 8,031,394
- Issue date Oct 4, 2011
- Fujitsu Limited
- Koji Otsubo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor photodetector that causes avalanche multiplication to...
- Patent number 7,875,946
- Issue date Jan 25, 2011
- Fujitsu Limited
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor photodetecting device and method for fabricating the...
- Patent number 7,507,600
- Issue date Mar 24, 2009
- Fujitsu Limited
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wavelength conversion system, optical integrated device and wavelen...
- Patent number 7,436,586
- Issue date Oct 14, 2008
- Fujitsu Limited
- Koji Otsubo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical integrated device and optical module
- Patent number 7,295,366
- Issue date Nov 13, 2007
- Fujitsu Limited
- Shinsuke Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor photodetecting device and method for fabricating the...
- Patent number 6,943,422
- Issue date Sep 13, 2005
- Fujitsu Limited
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor photodetector and avalanche photodiode
- Patent number 6,885,039
- Issue date Apr 26, 2005
- Fujitsu Limited
- Haruhiko Kuwatsuka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wavelength converting device and converting method
- Patent number 6,542,286
- Issue date Apr 1, 2003
- Fujitsu Limited
- Haruhiko Kuwatsuka
- G02 - OPTICS
Information Patent Grant
Phase conjugate wave generating device, wavelength converting metho...
- Patent number 5,751,758
- Issue date May 12, 1998
- Fujitsu Limited
- Haruhiko Kuwatsuka
- G02 - OPTICS
Information Patent Grant
Semiconductor photodiode
- Patent number 4,984,032
- Issue date Jan 8, 1991
- Fujitsu Limited
- Shuichi Miura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR PHOTODETECTOR AND METHOD FOR MANUFACTURING THE SAME
- Publication number 20140252528
- Publication date Sep 11, 2014
- Fujitsu Limited
- Nami YASUOKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor photodetector and method for manufacturing the same
- Publication number 20110068428
- Publication date Mar 24, 2011
- Fujitsu Limited,
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Wavelength conversion system, optical integrated device and wavelen...
- Publication number 20090080064
- Publication date Mar 26, 2009
- FUJITSU LIMITED
- Koji Otsubo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical integrated device and optical module
- Publication number 20070216996
- Publication date Sep 20, 2007
- FUJITSU LIMITED
- Shinsuke Tanaka
- G02 - OPTICS
Information Patent Application
Wavelength conversion system, optical integrated device and wavelen...
- Publication number 20060279835
- Publication date Dec 14, 2006
- FUJITSU LIMITED
- Koji Otsubo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Semiconductor photodetector and method for manufacturing the same
- Publication number 20060273421
- Publication date Dec 7, 2006
- FUJITSU LIMITED
- Nami Yasuoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor photodetecting device and method for fabricating the...
- Publication number 20050272180
- Publication date Dec 8, 2005
- FUJITSU LIMITED
- Nami Yasuoka
- G02 - OPTICS
Information Patent Application
Semiconductor photodetecting device and method for fabricating the...
- Publication number 20040145025
- Publication date Jul 29, 2004
- FUJITSU LIMITED
- Nami Yasuoka
- G02 - OPTICS
Information Patent Application
Semiconductor photodetector and avalanche photodiode
- Publication number 20040089876
- Publication date May 13, 2004
- FUJITSU LIMITED
- Haruhiko Kuwatsuka
- G02 - OPTICS

Haruhiko Kuwatsuka

Person

Patents Grantslast 30 patents

Semiconductor photodetector and method for manufacturing the same

Semiconductor photodetector that causes avalanche multiplication to...

Wavelength conversion system, optical integrated device and wavelen...

Semiconductor photodetector that causes avalanche multiplication to...

Semiconductor photodetecting device and method for fabricating the...

Wavelength conversion system, optical integrated device and wavelen...

Optical integrated device and optical module

Semiconductor photodetecting device and method for fabricating the...

Semiconductor photodetector and avalanche photodiode

Wavelength converting device and converting method

Phase conjugate wave generating device, wavelength converting metho...

Semiconductor photodiode

Patents Applicationslast 30 patents

SEMICONDUCTOR PHOTODETECTOR AND METHOD FOR MANUFACTURING THE SAME

Semiconductor photodetector and method for manufacturing the same

Wavelength conversion system, optical integrated device and wavelen...

Optical integrated device and optical module

Wavelength conversion system, optical integrated device and wavelen...

Semiconductor photodetector and method for manufacturing the same

Semiconductor photodetecting device and method for fabricating the...

Semiconductor photodetecting device and method for fabricating the...

Semiconductor photodetector and avalanche photodiode