Yuichiro Hamano

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ink supplying system for ink jet printer, ink supplying method for...
- Patent number 8,057,030
- Issue date Nov 15, 2011
- Seiko I Infotech Inc.
- Yuichiro Hamano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink cartridge and recording apparatus
- Patent number 7,748,834
- Issue date Jul 6, 2010
- Seiko I Infotech Inc.
- Yuichiro Hamano
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS