Shinichi Akasaka

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Hitachi, JP

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Patents Grantslast 30 patents

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Heat transfer sheet, method for producing it, and method of heat tr...
- Patent number 5,071,824
- Issue date Dec 10, 1991
- Hitachi, Ltd.
- Shuichi Ohara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal transfer sheet
- Patent number 4,690,858
- Issue date Sep 1, 1987
- Hitachi, Ltd.
- Hiroyuki Oka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS