Yoshiyuki Yasumi

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Tamayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Paper feed roller arrangement for printer
- Patent number 5,007,752
- Issue date Apr 16, 1991
- Alps Electric Co., Ltd.
- Yoshiyuki Yasumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Mechanism for shifting the track position of a multi-track ink ribb...
- Patent number 4,884,907
- Issue date Dec 5, 1989
- Alps Electric Co., Ltd.
- Yoshiyuki Yasumi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Paper feeding mechanism
- Patent number 4,787,545
- Issue date Nov 29, 1988
- Alps Electric Co., Ltd.
- Yoshiyuki Yasumi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL