Yoshiyumi Tamiya

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Printing apparatus for printing cutting marks
- Patent number 5,651,618
- Issue date Jul 29, 1997
- Ricoh Company Ltd.
- Yoshiyumi Tamiya
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus having clamp for conveying a recording medium
- Patent number 5,521,679
- Issue date May 28, 1996
- Ricoh Company, Ltd.
- Seiichi Miyakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus with means for biasing a recording head
- Patent number 5,315,323
- Issue date May 24, 1994
- Ricoh Company, Ltd.
- Kiyoshi Ohshima
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Structure of a recording medium for an electrostatic recorder
- Patent number 5,264,273
- Issue date Nov 23, 1993
- Ricoh Company, Ltd.
- Tadahiro Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color image forming apparatus for use with a recording medium havin...
- Patent number 5,245,396
- Issue date Sep 14, 1993
- Ricoh Company, Ltd.
- Kiyoshi Ohshima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming equipment with variable stepwise drive means operation
- Patent number 5,172,180
- Issue date Dec 15, 1992
- Ricoh Company, Ltd.
- Kiyoshi Ohshima
- G06 - COMPUTING CALCULATING COUNTING