Masafumi Asano

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Yokosuka, JP

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Patents Grantslast 30 patents

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Surface-treating agent adapted for intermediate products of a semic...
- Patent number 4,339,340
- Issue date Jul 13, 1982
- Tokyo Shibaura Electric Co., Ltd.
- Hisashi Muraoka
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Surface-treating agent adapted for intermediate products of a semic...
- Patent number 4,239,661
- Issue date Dec 16, 1980
- Tokyo Shibaura Electric Co., Ltd.
- Hisashi Muraoka
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of etching a semiconductor substrate
- Patent number 4,172,005
- Issue date Oct 23, 1979
- Tokyo Shibaura Electric Co., Ltd.
- Hisashi Muraoka
- H01 - BASIC ELECTRIC ELEMENTS