Michinobu Watahiki

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Head cleaning device for ink jet printer, and printer provided with...
- Patent number 7,244,012
- Issue date Jul 17, 2007
- Ricoh Printing Systems, Ltd.
- Takahiro Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Head cleaning device for ink jet printer, and printer provided with...
- Publication number 20050104926
- Publication date May 19, 2005
- Ricoh Printing Systems, Ltd.
- Takahiro Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS