Masato Furukawa

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic module
- Patent number 11,589,455
- Issue date Feb 21, 2023
- Sumitomo Electric Device Innovations, Inc.
- Akitada Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 10,978,375
- Issue date Apr 13, 2021
- Sumitomo Electric Device Innovations, Inc.
- Akitada Kodama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser diode with emission efficiency independent of t...
- Patent number 7,408,965
- Issue date Aug 5, 2008
- Sumitomo Electric Industries, Ltd.
- Takahiko Kawahara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical switch for switching between multiple main light emitters
- Patent number 6,868,198
- Issue date Mar 15, 2005
- Sumitomo Electric Industries, Ltd.
- Takahiro Sunaga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC MODULE
- Publication number 20200029426
- Publication date Jan 23, 2020
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Akitada KODAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20190385934
- Publication date Dec 19, 2019
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Akitada KODAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor laser diode with emission efficiency independent of t...
- Publication number 20070258498
- Publication date Nov 8, 2007
- Takahiko Kawahara
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor light-emitting device
- Publication number 20060243992
- Publication date Nov 2, 2006
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Nobuyuki Ikoma
- B82 - NANO-TECHNOLOGY
Information Patent Application
Semiconductor light-emitting device
- Publication number 20050189552
- Publication date Sep 1, 2005
- Nobuyuki Ikoma
- B82 - NANO-TECHNOLOGY
Information Patent Application
OPTICAL SWITCH FOR SWITCHING BETWEEN MULTIPLE MAIN LIGHT EMITTERS
- Publication number 20040047541
- Publication date Mar 11, 2004
- SUMITOMO ELECTRIC INDUSTRIES, LTD.
- Takahiro Sunaga
- H04 - ELECTRIC COMMUNICATION TECHNIQUE