RYOTA KAWAMURA

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Sakai City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device, manufacturing method thereof, and light...
- Patent number 10,998,695
- Issue date May 4, 2021
- SHARP KABUSHIKI KAISHA
- Toshiyuki Kawakami
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER ELEMENT AND METHOD OF MANUFACTURING THE SAME
- Publication number 20200251884
- Publication date Aug 6, 2020
- Sharp Kabushiki Kaisha
- RYOTA KAWAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LASER DEVICE, MANUFACTURING METHOD THEREOF, AND LIGHT...
- Publication number 20190221999
- Publication date Jul 18, 2019
- Sharp Kabushiki Kaisha
- TOSHIYUKI KAWAKAMI
- H01 - BASIC ELECTRIC ELEMENTS