Kenji Fujimoto

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Fukuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor light-emitting element and optical coupling device
- Patent number 9,847,447
- Issue date Dec 19, 2017
- Kabushiki Kaisha Toshiba
- Kenji Fujimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light-emitting device
- Patent number 9,666,761
- Issue date May 30, 2017
- Kabushiki Kaisha Toshiba
- Katsufumi Kondo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light emitting device and light coupling device
- Patent number 9,263,629
- Issue date Feb 16, 2016
- Kabushiki Kaisha Toshiba
- Kenji Fujimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Photocoupler and semiconductor light emitting element
- Patent number 9,070,817
- Issue date Jun 30, 2015
- Kabushiki Kaisha Toshiba
- Kenji Fujimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting device and optical transmission system
- Patent number 8,417,072
- Issue date Apr 9, 2013
- Kabushiki Kaisha Toshiba
- Koichi Genei
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT-EMITTING DEVICE
- Publication number 20170077352
- Publication date Mar 16, 2017
- Kabushiki Kaisha Toshiba
- Katsufumi KONDO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT-EMITTING ELEMENT AND OPTICAL COUPLING DEVICE
- Publication number 20160064599
- Publication date Mar 3, 2016
- Kabushiki Kaisha Toshiba
- Kenji FUJIMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE AND LIGHT COUPLING DEVICE
- Publication number 20140284548
- Publication date Sep 25, 2014
- KABUSHIKI KAISHA TOSHIBA
- Kenji Fujimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PHOTOCOUPLER AND SEMICONDUCTOR LIGHT EMITTING ELEMENT
- Publication number 20140084305
- Publication date Mar 27, 2014
- KABUSHIKI KAISHA TOSHIBA
- Kenji Fujimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT EMITTING DEVICE AND PHOTOCOUPLER
- Publication number 20120235191
- Publication date Sep 20, 2012
- Kabushiki Kaisha Toshiba
- Miwa ISHIDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING DEVICE AND OPTICAL TRANSMISSION SYSTEM
- Publication number 20120027341
- Publication date Feb 2, 2012
- Kabushiki Kaisha Toshiba
- Koichi Genei
- H01 - BASIC ELECTRIC ELEMENTS