Yoh Matsushita

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transfer-type thermal printer
- Patent number 4,614,949
- Issue date Sep 30, 1986
- Ricoh Company, Ltd.
- Kunio Hakkaku
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal recording head driving control system
- Patent number 4,590,484
- Issue date May 20, 1986
- Ricoh Company, Ltd.
- Yoh Matsushita
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS