Kouichi Uchiyama

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Shinbashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for pressure type stencil printing
- Patent number 5,953,989
- Issue date Sep 21, 1999
- Riso Kagaku Corporation
- Kouichi Uchiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method and apparatus for pressure type stencil printing
- Patent number 5,937,752
- Issue date Aug 17, 1999
- Riso Kagaku Corporation
- Kouichi Uchiyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Thermal printing with normal and reverse image
- Patent number 4,568,951
- Issue date Feb 4, 1986
- Riso Kagaku Corporation
- Takanori Hasegawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS