Osamu Kakurai

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Ibaraki-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Print medium feed device and stencil printing machine
- Patent number 6,581,514
- Issue date Jun 24, 2003
- Riso Kagaku Corporation
- Osamu Kakurai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Stencil printer having printing paper feed control structure
- Patent number 5,979,311
- Issue date Nov 9, 1999
- Riso Kagaku Corporation
- Osamu Kakurai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Print medium feed device and stencil printing machine
- Publication number 20010047732
- Publication date Dec 6, 2001
- Osamu Kakurai
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL