Assignee
OLIVETTI CANON IND SPA
IT·18 granted patents·459 citations·filing 1991–1997
Top patents by PatentIndex Score
18 records- 0183US5623291AMeasuring apparatus for the ink-level in ink-jet printing unitOLIVETTI CANON IND SPA·Filed 1994·Granted Apr 22, 1997·46 cites·11 claims
- 0283US5555007ARefillable ink jet printing moduleOLIVETTI CANON IND SPA·Filed 1994·Granted Sep 10, 1996·53 cites·11 claims
- 0383US5325158AVentilation and cooling device for a photocopierOLIVETTI CANON IND SPA·Filed 1993·Granted Jun 28, 1994·34 cites·8 claims
- 0481US5580372AInk composition for ink-jet printingOLIVETTI CANON IND SPA·Filed 1995·Granted Dec 3, 1996·53 cites·26 claims
- 0578US5187527ADevice for eliminating the curl of sheets emerging from a fixing stationOLIVETTI CANON IND SPA·Filed 1991·Granted Feb 16, 1993·29 cites·6 claims
- 0677US5364088APaper holding apparatusOLIVETTI CANON IND SPA·Filed 1993·Granted Nov 15, 1994·28 cites·23 claims
- 0776US5767884AInk jet printer with printed sheets stacking deviceOLIVETTI CANON IND SPA·Filed 1997·Granted Jun 16, 1998·36 cites·9 claims
- 0865US5767872AInk jet printhead thermal working conditions stabilization methodOLIVETTI CANON IND SPA·Filed 1996·Granted Jun 16, 1998·29 cites·10 claims
- 0965US5326091APhotocopying machine with an auxiliary sheet feederOLIVETTI CANON IND SPA·Filed 1992·Granted Jul 5, 1994·20 cites·10 claims
- 1063US5581334AElectrostatic image developing device having toner flow control and lumps formation prevention abilityOLIVETTI CANON IND SPA·Filed 1995·Granted Dec 3, 1996·21 cites·14 claims
- 1161US5684517AMethod of dot printing and corresponding ink jet print headOLIVETTI CANON IND SPA·Filed 1994·Granted Nov 4, 1997·20 cites·23 claims
- 1257US5644345AService station for ink jet printerOLIVETTI CANON IND SPA·Filed 1994·Granted Jul 1, 1997·20 cites·9 claims
- 1354US5308224AAntivibration suspension device for a blowerOLIVETTI CANON IND SPA·Filed 1993·Granted May 3, 1994·23 cites·9 claims
- 1454US5205550ABlocking device for a sheet feederOLIVETTI CANON IND SPA·Filed 1991·Granted Apr 27, 1993·12 cites·2 claims
- 1553US5181712ASheet feeding device having the ability to back a sheet into the sheet supply trayOLIVETTI CANON IND SPA·Filed 1991·Granted Jan 26, 1993·15 cites·7 claims
- 1648US5319425AFixing device for improving the flatness of sheets discharged therefromOLIVETTI CANON IND SPA·Filed 1992·Granted Jun 7, 1994·9 cites·7 claims
- 1729US5915861AMethod and apparatus for driving a stepping motor using digital pulse trains simulating sine and cosine wavesOLIVETTI CANON IND SPA·Filed 1997·Granted Jun 29, 1999·7 cites·12 claims
- 1828US5534985ACleaning device for a fixing unitOLIVETTI CANON IND SPA·Filed 1995·Granted Jul 9, 1996·4 cites·15 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →