Tokumitsu Sakamoto

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Fukuoka, JP

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Patents Grantslast 30 patents

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Semiconductor device with a beveled and chamfered outer peripheral...
- Patent number 6,020,603
- Issue date Feb 1, 2000
- Mitsubishi Denki Kabushiki Kaisha
- Futoshi Tokunoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Press contact type semiconductor device
- Patent number 5,633,536
- Issue date May 27, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Nobuhisa Nakashima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pressure-connection type semiconductor device having a thermal comp...
- Patent number 5,519,231
- Issue date May 21, 1996
- Mitsubishi Denki Kabushiki Kaisha
- Nobuhisa Nakashima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pressure contact type semiconductor device and heat compensator
- Patent number 5,489,802
- Issue date Feb 6, 1996
- Mitsubishi Denki Kabushiki Kaisha
- Tokumitsu Sakamoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of manufacturing semiconductor device
- Patent number 5,100,809
- Issue date Mar 31, 1992
- Mitsubishi Denki Kabushiki Kaisha
- Nobuhisa Nakashima
- H01 - BASIC ELECTRIC ELEMENTS