Inventor · disambiguated record
Yoshihiro Tonomoto
Also filed as: TONOMOTO YOSHIHIRO
23 granted patents·430 citations·filing 1987–2000
96Inventor score
Files withFUJITSU LTD23
Top patents by PatentIndex Score
23 records- 0193US4938786AFilter for removing smoke and toner dust in electrophotographic/electrostatic recording apparatusFUJITSU LTD·Filed 1987·Granted Jul 3, 1990·46 cites·11 claims
- 0292US5933690AToner recovery deviceFUJITSU LTD·Filed 1996·Granted Aug 3, 1999·57 cites·6 claims
- 0386US5036363AMethod of toner detection for replenishment in a developerFUJITSU LTD·Filed 1990·Granted Jul 30, 1991·38 cites·8 claims
- 0484US5826134AElectrophotographing apparatus having a toner empty discriminating unitFUJITSU LTD·Filed 1997·Granted Oct 20, 1998·38 cites·14 claims
- 0581US5066983ACleaning unit for cleaning recording medium of an electrophotographic apparatusFUJITSU LTD·Filed 1990·Granted Nov 19, 1991·23 cites·10 claims
- 0677US5887236AImage forming apparatusFUJITSU LTD·Filed 1997·Granted Mar 23, 1999·29 cites·14 claims
- 0777US4984028ACleaning unit for cleaning recording medium of an electrophotographic apparatusFUJITSU LTD·Filed 1988·Granted Jan 8, 1991·18 cites·11 claims
- 0871US5164773ADeveloping device used in electrophotographic fieldFUJITSU LTD·Filed 1990·Granted Nov 17, 1992·19 cites·26 claims
- 0967US5508797AColor image forming apparatus having toner image forming deviceFUJITSU LTD·Filed 1994·Granted Apr 16, 1996·16 cites·9 claims
- 1067US5021831AFilter for removing smoke and toner dust used in electrophotographic/electrostatic recording apparatusFUJITSU LTD·Filed 1990·Granted Jun 4, 1991·16 cites·14 claims
- 1164US6055401AElectrophotographic image-forming apparatus having developing device which includes a plurality of developing rollersFUJITSU LTD·Filed 1996·Granted Apr 25, 2000·17 cites·4 claims
- 1264US5091749AToner content control apparatusFUJITSU LTD·Filed 1990·Granted Feb 25, 1992·14 cites·8 claims
- 1362US5640662AHot roller for thermal fixation device having elastomeric and anti-abrasive coveringsFUJITSU LTD·Filed 1995·Granted Jun 17, 1997·15 cites·14 claims
- 1460US6212340B1Image forming apparatus utilizing a two-component developing apparatus with automatic toner replenishment and developer replacementFUJITSU LTD·Filed 1999·Granted Apr 3, 2001·12 cites·2 claims
- 1559US5355200APrinter with print density switching meansFUJITSU LTD·Filed 1992·Granted Oct 11, 1994·11 cites·17 claims
- 1651US5617192AMulticolor electrostatic recording apparatus and electrostatic latent image recording apparatus used thereforFUJITSU LTD·Filed 1995·Granted Apr 1, 1997·11 cites·22 claims
- 1748US5754919AElectrostatic recording apparatus utilizing superimposition of colors in a toner image to record a multicolor imageFUJITSU LTD·Filed 1995·Granted May 19, 1998·9 cites·10 claims
- 1847US5987280ADeveloping device for electrostatic latent imageFUJITSU LTD·Filed 1995·Granted Nov 16, 1999·9 cites·18 claims
- 1947US5159391AElectrophotographic image recording apparatus with feed rollers for orientating a sheet upwardly at a transfer stationFUJITSU LTD·Filed 1990·Granted Oct 27, 1992·9 cites·17 claims
- 2046US5905930AImage forming apparatusFUJITSU LTD·Filed 1997·Granted May 18, 1999·8 cites·14 claims
- 2146US5546170APrinter with print density switching meansFUJITSU LTD·Filed 1994·Granted Aug 13, 1996·12 cites·10 claims
- 2240US6308020B1Printer and transfer chargerFUJITSU LTD·Filed 2000·Granted Oct 23, 2001·1 cites·8 claims
- 2333US5740501APhoto-sensitive drum formed from extruded or drawn blank and image recording apparatus having sameFUJITSU LTD·Filed 1996·Granted Apr 14, 1998·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →