Hiroaki Kotabe

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Funabashi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus capable of changing dotting density
- Patent number 5,194,879
- Issue date Mar 16, 1993
- Ricoh Company, Ltd.
- Hiroaki Kotabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus using a sequencer storing print start commands
- Patent number 5,170,265
- Issue date Dec 8, 1992
- Ricoh Company, Ltd.
- Hiroaki Kotabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Duplex image forming system with number of single side printed shee...
- Patent number 5,095,371
- Issue date Mar 10, 1992
- Ricoh Company, Ltd.
- Hidetake Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Sequence controller
- Patent number 5,083,142
- Issue date Jan 21, 1992
- Ricoh Company, Ltd.
- Hiroaki Kotabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image forming apparatus
- Patent number 5,034,780
- Issue date Jul 23, 1991
- Ricoh Company, Ltd.
- Hiroaki Kotabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Image system with connection to operational units
- Patent number 4,924,320
- Issue date May 8, 1990
- Ricoh Company, Ltd.
- Hidetake Tanaka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Imaging by laser beam scanning
- Patent number 4,853,710
- Issue date Aug 1, 1989
- Ricoh Co., Ltd.
- Kazuyuki Shimada
- G06 - COMPUTING CALCULATING COUNTING