Yoshimitsu Sasaki

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Tokyo, JP

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Patents Grantslast 30 patents

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Semiconductor laser device having facets provided with dielectric l...
- Patent number 4,599,729
- Issue date Jul 8, 1986
- Hitachi, Ltd.
- Yoshimitsu Sasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Mount for a light emitting device
- Patent number 4,174,491
- Issue date Nov 13, 1979
- Hitachi, Ltd.
- Satoshi Nakamura
- G02 - OPTICS