Yasuhisa Semba

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Saku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor optical device
- Patent number 8,442,085
- Issue date May 14, 2013
- Oclaro Japan, Inc.
- Susumu Sorimachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser device
- Patent number 7,792,173
- Issue date Sep 7, 2010
- Opnext Japan, Inc.
- Yoshihiko Iga
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser diode and the manufacturing method thereof
- Patent number 7,653,114
- Issue date Jan 26, 2010
- OpNext Japan, Inc.
- Yutaka Inoue
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR OPTICAL DEVICE
- Publication number 20110116526
- Publication date May 19, 2011
- Opnext Japan, Inc.
- Susumu SORIMACHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LASER DEVICE
- Publication number 20090147816
- Publication date Jun 11, 2009
- Opnext Japan, Inc.
- Yoshihiko IGA
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor laser diode and the manufacturing method thereof
- Publication number 20080291960
- Publication date Nov 27, 2008
- Opnext Japan, Inc.
- Yutaka Inoue
- H01 - BASIC ELECTRIC ELEMENTS