Inventor · disambiguated record
Koichi Suwa
Also filed as: SUWA KOICHI
19 granted patents·433 citations·filing 1990–2000
96Inventor score
Files withCANON KK19
Top patents by PatentIndex Score
19 records- 0194US5289247AImage forming apparatus with changeable feed interval for continuous feedCANON KK·Filed 1992·Granted Feb 22, 1994·55 cites·10 claims
- 0290US5264902AImage forming deviceCANON KK·Filed 1993·Granted Nov 23, 1993·40 cites·39 claims
- 0386US6175703B1Image forming apparatus and process cartridgeCANON KK·Filed 1999·Granted Jan 16, 2001·40 cites·30 claims
- 0485US6463245B1Developing apparatus with a DC electric field formed between a developer carrying member and a developer regulating member and image forming apparatus using the sameCANON KK·Filed 2000·Granted Oct 8, 2002·25 cites·17 claims
- 0584US5038174AImage forming apparatus having a ventilated image forming unitCANON KK·Filed 1990·Granted Aug 6, 1991·30 cites·27 claims
- 0683US5285245AElectrostatic transfer type image forming apparatus with recording material guide for changing direction of recording material separation from image transfer positionCANON KK·Filed 1992·Granted Feb 8, 1994·29 cites·10 claims
- 0782US5646718ACleaning blade for use in electrophotography, process cartridge and image forming apparatusCANON KK·Filed 1996·Granted Jul 8, 1997·36 cites·17 claims
- 0874US6229970B1Image forming apparatus with an amount of use control feature and cartridge removably mounted on the apparatusCANON KK·Filed 1996·Granted May 8, 2001·25 cites·6 claims
- 0973US5412480AImage forming apparatus with fixer temperature controlCANON KK·Filed 1994·Granted May 2, 1995·15 cites·20 claims
- 1072US5280328AImage forming system having reduced wait timeCANON KK·Filed 1992·Granted Jan 18, 1994·19 cites·9 claims
- 1171US5995785AImage forming apparatus having a mechanism for preventing stripping off of a lubricant from a cleaning bladeCANON KK·Filed 1997·Granted Nov 30, 1999·22 cites·17 claims
- 1271US5455603AImage forming apparatus with feeder control based on pixel conversion statusCANON KK·Filed 1994·Granted Oct 3, 1995·26 cites·50 claims
- 1363US6370348B1Developing apparatus including intermittent developer agitating feature, and image forming apparatus using sameCANON KK·Filed 2000·Granted Apr 9, 2002·8 cites·39 claims
- 1462US6226464B1Developer apparatus featuring a developer container partition portion disposed between a detecting member and an agitating memberCANON KK·Filed 1999·Granted May 1, 2001·15 cites·12 claims
- 1559US5572306AImage forming apparatus capable of setting fixing temperature corresponding to temperature rising state of heating memberCANON KK·Filed 1995·Granted Nov 5, 1996·13 cites·15 claims
- 1658US5274402AImage forming apparatus with fixer temperature controlCANON KK·Filed 1991·Granted Dec 28, 1993·9 cites·6 claims
- 1747US5694158AImage forming apparatus with image carrier and sheet feed drive controlCANON KK·Filed 1995·Granted Dec 2, 1997·12 cites·20 claims
- 1847US5512929AImage forming apparatus with fixer temperature controlCANON KK·Filed 1995·Granted Apr 30, 1996·6 cites·21 claims
- 1936US5707002AEnvelope for use in image forming apparatusCANON KK·Filed 1996·Granted Jan 13, 1998·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →