Masamichi Ogawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device exploiting a quantum interference effect
- Patent number 5,412,223
- Issue date May 2, 1995
- Sony Corporation
- Akira Ishibashi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor laser and method of manufacturing semiconductor laser
- Patent number 5,379,314
- Issue date Jan 3, 1995
- Sony Corporation
- Kazuhiko Nemoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Apparatus for semiconductor laser
- Patent number 5,373,173
- Issue date Dec 13, 1994
- Sony Corporation
- Toyoharu Ohata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical semiconductor device
- Patent number 5,331,659
- Issue date Jul 19, 1994
- Sony Corporation
- Toyoharu Ohata
- G11 - INFORMATION STORAGE
Information Patent Grant
Compound semiconductor device which utilizes an electron supply lay...
- Patent number 5,099,295
- Issue date Mar 24, 1992
- Sony Corporation
- Masamichi Ogawa
- H01 - BASIC ELECTRIC ELEMENTS