Yoichi Akasaka

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Itami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a semiconductor device
- Patent number 4,948,742
- Issue date Aug 14, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Tadashi Nishimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 4,899,206
- Issue date Feb 6, 1990
- Mitsubishi Denki Kabushiki Kaisha
- Hiromi Sakurai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Stacked semiconductor device
- Patent number 4,797,723
- Issue date Jan 10, 1989
- Mitsubishi Denki, K.K.
- Tadashi Nishimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for preparing semiconductor device
- Patent number 4,454,166
- Issue date Jun 12, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Haruhiko Abe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating semiconductor devices
- Patent number 4,448,632
- Issue date May 15, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Akasaka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process for preparing semiconductor device having active base regio...
- Patent number 4,441,932
- Issue date Apr 10, 1984
- Mitsubishi Denki Kabushiki Kaisha
- Yoichi Akasaka
- H01 - BASIC ELECTRIC ELEMENTS