Seiji Sakata

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus with interleaved printing from plural sources
- Patent number 5,528,361
- Issue date Jun 18, 1996
- Ricoh Company, Ltd.
- Seiji Sakata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Magnification changing system for a copier
- Patent number 5,251,045
- Issue date Oct 5, 1993
- Ricoh Company, Ltd.
- Seiji Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Density control system for a digital copier
- Patent number 5,111,309
- Issue date May 5, 1992
- Ricoh Company, Ltd.
- Seiji Sakata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital copier operable with external storing medium
- Patent number 5,105,284
- Issue date Apr 14, 1992
- Ricoh Company, Ltd.
- Seiji Sakata
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital copier apparatus with external laser card storage medium an...
- Patent number 5,016,114
- Issue date May 14, 1991
- Ricoh Company, Ltd.
- Seiji Sakata
- G11 - INFORMATION STORAGE
Information Patent Grant
Copier with an optional facsimile function and method of controllin...
- Patent number 4,992,884
- Issue date Feb 12, 1991
- Ricoh Company, Ltd.
- Seiji Sakata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Copier with an optional facsimile function and method of controllin...
- Patent number 4,905,098
- Issue date Feb 27, 1990
- Ricoh Company, Ltd.
- Seiji Sakata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multi-copy system for a digital copier
- Patent number 4,893,194
- Issue date Jan 9, 1990
- Ricoh Company, Ltd.
- Seiji Sakata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Seiji Sakata

Person

Patents Grantslast 30 patents

Image forming apparatus with interleaved printing from plural sources

Magnification changing system for a copier

Density control system for a digital copier

Digital copier operable with external storing medium

Digital copier apparatus with external laser card storage medium an...

Copier with an optional facsimile function and method of controllin...

Copier with an optional facsimile function and method of controllin...

Multi-copy system for a digital copier