Mitsuru Shingyouchi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ink jet recording apparatus
- Patent number 5,754,202
- Issue date May 19, 1998
- Ricoh Company, Ltd.
- Takuro Sekiya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet recording method and apparatus having drop size control by...
- Patent number 5,420,618
- Issue date May 30, 1995
- Ricoh Company, Ltd.
- Takuro Sekiya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Ink jet recording head assembly
- Patent number 5,389,962
- Issue date Feb 14, 1995
- Ricoh Company, Ltd.
- Takuro Sekiya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid jet recording head with selected bubble disappearance position
- Patent number 5,293,182
- Issue date Mar 8, 1994
- Ricoh Company, Ltd.
- Takuro Sekiya
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS