Yasuhiko Yamaguchi

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Image forming apparatus
- Patent number 6,480,297
- Issue date Nov 12, 2002
- Konica Corporation
- Tomohiro Suzuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image forming apparatus with judging device for judging whether to...
- Patent number 5,710,956
- Issue date Jan 20, 1998
- Konica Corporation
- Takao Kurohata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Rotation abnormality detecting device for use in image forming appa...
- Patent number 5,689,756
- Issue date Nov 18, 1997
- Konica Corporation
- Kenji Taki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming apparatus with exposure, size, and position correctio...
- Patent number 5,438,437
- Issue date Aug 1, 1995
- Konica Corporation
- Yoshimi Mizoguchi
- G06 - COMPUTING CALCULATING COUNTING