Shuji Matsuo

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Suwa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Print head and roller biasing mechanism for a hand held thermal pri...
- Patent number 5,052,832
- Issue date Oct 1, 1991
- Seiko Epson Corporation
- Takaaki Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ribbon guiding mechanism
- Patent number 5,020,928
- Issue date Jun 4, 1991
- Seiko Epson Corporation
- Takaaki Akiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS