Kenji Yamauchi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Receptacle attached with optical isolator and method thereof
- Patent number 8,388,240
- Issue date Mar 5, 2013
- Namiki Seimitsu Houseki Kabushiki Kaisha
- Yoshinobu Uno
- G02 - OPTICS
Information Patent Grant
Hands-free phone-call device and tone quality control device
- Patent number 8,280,450
- Issue date Oct 2, 2012
- Clarion Co., Ltd.
- Seiichi Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical waveguide module
- Patent number 7,403,676
- Issue date Jul 22, 2008
- NEC Corporation
- Mitsuru Kurihara
- G02 - OPTICS
Information Patent Grant
Event data processing method and apparatus
- Patent number 6,898,606
- Issue date May 24, 2005
- Mitsubishi Denki Kabushiki Kaisha
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor laser diode chip and its positioning and mouting method
- Patent number 6,882,668
- Issue date Apr 19, 2005
- NEC Corporation
- Kenji Yamauchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Supervisory power system control apparatus
- Patent number 6,618,647
- Issue date Sep 9, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical module having an optical coupling between an optical fiber...
- Patent number 6,550,981
- Issue date Apr 22, 2003
- NEC Corporation
- Kenji Yamauchi
- G02 - OPTICS
Information Patent Grant
Semiconductor laser diode chip and its positioning and mounting method
- Patent number 6,294,232
- Issue date Sep 25, 2001
- NEC Corporation
- Kenji Yamauchi
- G02 - OPTICS
Information Patent Grant
Airtight seal structure of low melting point glass to be used in op...
- Patent number 5,515,473
- Issue date May 7, 1996
- NEC Corporation
- Kenji Yamauchi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
RECEPTACLE ATTACHED WITH OPTICAL ISOLATOR AND METHOD THEREOF
- Publication number 20110170830
- Publication date Jul 14, 2011
- Namiki Seimitsu Houseki Kabusiki Kaisha
- Yoshinobu Uno
- G02 - OPTICS
Information Patent Application
Hands-free phone-call device and tone quality control device
- Publication number 20100004034
- Publication date Jan 7, 2010
- Clarion Co., Ltd.
- Seiichi Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Logging Device and Recording Medium
- Publication number 20090222492
- Publication date Sep 3, 2009
- MTSUBISHI ELECTRIC CORPORATION
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ACCESS CONTROLLER
- Publication number 20080229112
- Publication date Sep 18, 2008
- Mitsubishi Electric Corporation
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Software creating method
- Publication number 20080127215
- Publication date May 29, 2008
- Mitsubishi Electric Corporation
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical Waveguide Module
- Publication number 20080037927
- Publication date Feb 14, 2008
- NEC CORPORATION
- Mitsuru Kurihara
- G02 - OPTICS
Information Patent Application
Event data processing method and apparatus
- Publication number 20030204643
- Publication date Oct 30, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SUPERVISORY POWER SYSTEM CONTROL APPARATUS
- Publication number 20030176950
- Publication date Sep 18, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Kenji Yamauchi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor laser diode chip and its positoning and mouting method
- Publication number 20020006151
- Publication date Jan 17, 2002
- Kenji Yamauchi
- G02 - OPTICS

Kenji Yamauchi

Person

Patents Grantslast 30 patents

Receptacle attached with optical isolator and method thereof

Hands-free phone-call device and tone quality control device

Optical waveguide module

Event data processing method and apparatus

Semiconductor laser diode chip and its positioning and mouting method

Supervisory power system control apparatus

Optical module having an optical coupling between an optical fiber...

Semiconductor laser diode chip and its positioning and mounting method

Airtight seal structure of low melting point glass to be used in op...

Patents Applicationslast 30 patents

RECEPTACLE ATTACHED WITH OPTICAL ISOLATOR AND METHOD THEREOF

Hands-free phone-call device and tone quality control device

Logging Device and Recording Medium

ACCESS CONTROLLER

Software creating method

Optical Waveguide Module

Event data processing method and apparatus

SUPERVISORY POWER SYSTEM CONTROL APPARATUS

Semiconductor laser diode chip and its positoning and mouting method