Hirofumi Sakata

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Hyogo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mask for transferring a pattern for use in a semiconductor device a...
- Patent number 5,702,849
- Issue date Dec 30, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Hirofumi Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Mask for transferring a pattern for use in a semiconductor device a...
- Patent number 5,622,787
- Issue date Apr 22, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Hirofumi Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY