Yasuo Ohkawara

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Sayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Printer
- Patent number 4,184,780
- Issue date Jan 22, 1980
- Citizen Watch Co., Ltd.
- Toshio Kurihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Recording medium feeding apparatus for printer
- Patent number 4,145,146
- Issue date Mar 20, 1979
- Citizen Watch Co. Ltd.
- Yasuo Ohkawara
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL