Inventor · disambiguated record
Keizo Sasai
Also filed as: SASAI KEIZO
24 granted patents·670 citations·filing 1987–2002
97Inventor score
Files withCANON KK24
Top patents by PatentIndex Score
24 records- 0197US6059281ASheet feeding apparatusCANON KK·Filed 1997·Granted May 9, 2000·79 cites·17 claims
- 0295US5859653AInk jet recording apparatus for maintaining constant distance between recording head and recording mediumCANON KK·Filed 1997·Granted Jan 12, 1999·120 cites·23 claims
- 0393US6113093AApparatus for document setting, feeding and processingCANON KK·Filed 1998·Granted Sep 5, 2000·53 cites·13 claims
- 0486US5508722AInk jet apparatus and method for detecting ink nondischarge based on ink temperatureCANON KK·Filed 1993·Granted Apr 16, 1996·43 cites·13 claims
- 0579US6559977B2Reading/printing apparatus and reading apparatusCANON KK·Filed 2002·Granted May 6, 2003·15 cites·23 claims
- 0676US6247784B1Ink jet cartridge replacement controlCANON KK·Filed 1996·Granted Jun 19, 2001·36 cites·32 claims
- 0775US5533821ACurl correction apparatusCANON KK·Filed 1995·Granted Jul 9, 1996·34 cites·65 claims
- 0872US4868674ARecording apparatus with plural sheet supply and selective conveyanceCANON KK·Filed 1987·Granted Sep 19, 1989·26 cites·31 claims
- 0970US6102506ARecording apparatusCANON KK·Filed 1996·Granted Aug 15, 2000·38 cites·21 claims
- 1070US4849824AOpenable recording apparatus with multiple rolls of recording sheetCANON KK·Filed 1987·Granted Jul 18, 1989·24 cites·24 claims
- 1169US5721581ARecording apparatusCANON KK·Filed 1994·Granted Feb 24, 1998·25 cites·19 claims
- 1269US5637070ACurl correcting deviceCANON KK·Filed 1995·Granted Jun 10, 1997·26 cites·54 claims
- 1367US7088475B1Image reading deviceCANON KK·Filed 1999·Granted Aug 8, 2006·27 cites·30 claims
- 1466US5800084AInk sheet cartridge and recording apparatus using the ink sheet cartridgeCANON KK·Filed 1994·Granted Sep 1, 1998·22 cites·22 claims
- 1563US6130682AInk jet recording apparatus with detection of discharge malfunctionCANON KK·Filed 1996·Granted Oct 10, 2000·21 cites·37 claims
- 1663US5430468AImage recording apparatusCANON KK·Filed 1992·Granted Jul 4, 1995·18 cites·20 claims
- 1759US6801344B2Image reading deviceCANON KK·Filed 1999·Granted Oct 5, 2004·19 cites·27 claims
- 1857US6426803B1Reading/printing apparatus and reading apparatusCANON KK·Filed 1998·Granted Jul 30, 2002·17 cites·44 claims
- 1947US6048046AInk discharge detecting method for an ink jet recording apparatus, said ink jet recording apparatus and an image forming device using said ink jet recording apparatusCANON KK·Filed 1996·Granted Apr 11, 2000·7 cites·27 claims
- 2047US5251890AEjected sheet stacking tray systemCANON KK·Filed 1991·Granted Oct 12, 1993·7 cites·17 claims
- 2143US5017945AMethod of an apparatus for recording images, while avoiding damage due to prolonged contact between platen and recording deviceCANON KK·Filed 1990·Granted May 21, 1991·8 cites·34 claims
- 2242US6467868B2Ink discharge detecting method for an ink jet recording apparatus, said ink jet recording apparatus, and an image forming device using said ink jet recording apparatusCANON KK·Filed 2000·Granted Oct 22, 2002·1 cites·3 claims
- 2335US6082847AImage system with informing meansCANON KK·Filed 1996·Granted Jul 4, 2000·4 cites·72 claims
- 2430US5534910ARecording apparatus with ink sheet conveyance adjusted according to a detected ink sheet conveying stateCANON KK·Filed 1994·Granted Jul 9, 1996·0 cites·17 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →