Mami Takahashi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor substrate and method of treating semiconductor substrate
- Patent number 6,010,797
- Issue date Jan 4, 2000
- Kabushiki Kaisha Toshiba
- Hiroshi Tomita
- C30 - CRYSTAL GROWTH
Information Patent Grant
Semiconductor substrate and method of treating semiconductor substrate
- Patent number 5,817,174
- Issue date Oct 6, 1998
- Kabushiki Kaisha Toshiba
- Hiroshi Tomita
- C30 - CRYSTAL GROWTH
Information Patent Grant
Semiconductor device having an extrinsic gettering film
- Patent number 5,757,063
- Issue date May 26, 1998
- Kabushiki Kaisha Toshiba
- Hiroshi Tomita
- H01 - BASIC ELECTRIC ELEMENTS