Tadashi Umeji

Person

Kitakyushu-Shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image display device and light emission device
- Patent number 8,193,693
- Issue date Jun 5, 2012
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display device and light emission device
- Patent number 7,982,384
- Issue date Jul 19, 2011
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display device and light emission device
- Patent number 7,675,227
- Issue date Mar 9, 2010
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Semiconductor light-emitting device with wavelength change material
- Patent number 7,583,019
- Issue date Sep 1, 2009
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display device and light emission device
- Patent number 7,110,061
- Issue date Sep 19, 2006
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display device and light emission device
- Patent number 6,864,627
- Issue date Mar 8, 2005
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image display device and light emission device
- Patent number 6,586,874
- Issue date Jul 1, 2003
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical semiconductor device and method of manufacturing the same
- Patent number 4,831,430
- Issue date May 16, 1989
- Kabushiki Kaisha Toshiba
- Tadashi Umeji
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Signal isolator with optical fiber grounding means
- Patent number 4,614,873
- Issue date Sep 30, 1986
- Tokyo Shibaura Denki Kabushiki Kaisha
- Tadashi Umeji
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE
- Publication number 20120211766
- Publication date Aug 23, 2012
- KABUSHIKI KAISHA TOSHIBA
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE
- Publication number 20110241538
- Publication date Oct 6, 2011
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE
- Publication number 20080067536
- Publication date Mar 20, 2008
- KABUSHIKI KAISHA TOSHIBA
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE
- Publication number 20080042554
- Publication date Feb 21, 2008
- KABUSHIKI KAISHA TOSHIBA
- Satoshi Komoto
- G02 - OPTICS
Information Patent Application
Image display device and light emission device
- Publication number 20060274228
- Publication date Dec 7, 2006
- KABUSHIKI KAISHA TOSHIBA
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image display device and light emission device
- Publication number 20060274227
- Publication date Dec 7, 2006
- KABUSHIKI KAISHA TOSHIBA
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE
- Publication number 20060158581
- Publication date Jul 20, 2006
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image display device and light emission device
- Publication number 20050041010
- Publication date Feb 24, 2005
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Image display device and light emission device
- Publication number 20030214616
- Publication date Nov 20, 2003
- Kabushiki Kaisha Toshiba
- Satoshi Komoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Tadashi Umeji

Person

Patents Grantslast 30 patents

Image display device and light emission device

Image display device and light emission device

Image display device and light emission device

Semiconductor light-emitting device with wavelength change material

Image display device and light emission device

Image display device and light emission device

Image display device and light emission device

Optical semiconductor device and method of manufacturing the same

Signal isolator with optical fiber grounding means

Patents Applicationslast 30 patents

IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE

IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE

IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE

IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE

Image display device and light emission device

Image display device and light emission device

IMAGE DISPLAY DEVICE AND LIGHT EMISSION DEVICE

Image display device and light emission device

Image display device and light emission device