Yoichiro Ota

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All of Itami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser device
- Patent number 4,916,709
- Issue date Apr 10, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Yoichiro Ota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor laser including a reflection film
- Patent number 4,914,668
- Issue date Apr 3, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Yutaka Nagai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of producing a semiconductor laser
- Patent number 4,829,023
- Issue date May 9, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Yutaka Nagai
- H01 - BASIC ELECTRIC ELEMENTS