Hisayoshi Kitajima

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device and method of making the same
- Patent number 10,063,027
- Issue date Aug 28, 2018
- ROHM CO., LTD.
- Hisayoshi Kitajima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser and method of producing the same
- Patent number 7,116,692
- Issue date Oct 3, 2006
- Rohm Co., Ltd.
- Takashi Kimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light source device for laser beam printer
- Patent number 6,711,198
- Issue date Mar 23, 2004
- Rohm Co. Ltd.
- Jun Ichihara
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER DEVICE AND METHOD OF MAKING THE SAME
- Publication number 20170338622
- Publication date Nov 23, 2017
- Rohm Co., Ltd.
- Hisayoshi KITAJIMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor laser and method of producing the same
- Publication number 20030133484
- Publication date Jul 17, 2003
- Takashi Kimura
- H01 - BASIC ELECTRIC ELEMENTS