Kenji Isomoto

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Fukuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor light-emitting device and optical coupling device
- Patent number 11,908,972
- Issue date Feb 20, 2024
- Kabushiki Kaisha Toshiba
- Akira Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical semiconductor element
- Patent number 11,114,822
- Issue date Sep 7, 2021
- Kabushiki Kaisha Toshiba
- Masanobu Iwamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for manufacturing light emitting device and light emitting d...
- Patent number 8,629,468
- Issue date Jan 14, 2014
- Kabushiki Kaisha Toshiba
- Kenji Isomoto
- C30 - CRYSTAL GROWTH
Information Patent Grant
Light emitting device having flat growth GaN layer
- Patent number 6,320,207
- Issue date Nov 20, 2001
- Kabushiki Kaisha Toshiba
- Chisato Furukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
P-type GaN compound semiconductor and method for manufacturing the...
- Patent number 6,017,807
- Issue date Jan 25, 2000
- Kabushiki Kaisha Toshba
- Chisato Furukawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating a compound semiconductor device
- Patent number 5,930,656
- Issue date Jul 27, 1999
- Kabushiki Kaisha Toshiba
- Chisato Furukawa
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LIGHT-EMITTING DEVICE AND OPTICAL COUPLING DEVICE
- Publication number 20220293817
- Publication date Sep 15, 2022
- Kabushiki Kaisha Toshiba
- Akira Tanaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL SEMICONDUCTOR ELEMENT
- Publication number 20210066888
- Publication date Mar 4, 2021
- KABUSHIKI KAISHA TOSHIBA
- Masanobu IWAMOTO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR MANUFACTURING LIGHT EMITTING DEVICE AND LIGHT EMITTING D...
- Publication number 20100237366
- Publication date Sep 23, 2010
- Kabushiki Kaisha Toshiba
- Kenji Isomoto
- C30 - CRYSTAL GROWTH