Koji Nakamura

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Waveguide type optical element
- Patent number 7,289,711
- Issue date Oct 30, 2007
- Oki Electric Industry Co., Ltd.
- Koji Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing waveguide type optical element and integrat...
- Patent number 7,118,932
- Issue date Oct 10, 2006
- Oki Electric Industry Co., Ltd.
- Koji Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device and manufacturing method thereof
- Patent number 6,678,302
- Issue date Jan 13, 2004
- Oki Electric Industry Co., Ltd.
- Koji Nakamura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Distributed Feedback Semiconductor Laser Device
- Publication number 20100074291
- Publication date Mar 25, 2010
- Oki Electric Industry Co., Ltd.
- Koji Nakamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
APPARATUS AND METHOD FOR IMAGE RECORDING, APPARATUS AND METHOD FOR...
- Publication number 20090051971
- Publication date Feb 26, 2009
- Koji Nakamura
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
A WAVEGUIDE TYPE OPTICAL ELEMENT
- Publication number 20050169338
- Publication date Aug 4, 2005
- Koji Nakamura
- G02 - OPTICS
Information Patent Application
Waveguide type optical element, integrated optical waveguide type e...
- Publication number 20030081923
- Publication date May 1, 2003
- Koji Nakamura
- G02 - OPTICS
Information Patent Application
Semiconductor device and manufacturing method thereof
- Publication number 20020018503
- Publication date Feb 14, 2002
- Koji Nakamura
- H01 - BASIC ELECTRIC ELEMENTS