Kenji Umehara

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Yokohama City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sheet feeding and stacking base for electronic printers
- Patent number 5,860,644
- Issue date Jan 19, 1999
- Gradco (Japan) Ltd.
- Masakazu Takeuchi
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Base for electronic printer
- Patent number D392994
- Issue date Mar 31, 1998
- Gradco (Japan) Ltd.
- Masakazu Takeuchi
- D18 - Printing and office machinery
Information Patent Grant
Base for electronic printer
- Patent number D384970
- Issue date Oct 14, 1997
- Gradco (Japan) Ltd.
- Masakazu Takeuchi
- D18 - Printing and office machinery