Inventor · disambiguated record
Ikuo Negoro
Also filed as: NEGORO IKUO
37 granted patents·663 citations·filing 1981–1996
98Inventor score
Files withASAHI OPTICAL CO LTD37
Top patents by PatentIndex Score
37 records- 0190US5189473AInside contamination prevention structure for a device utilizing toner particlesASAHI OPTICAL CO LTD·Filed 1991·Granted Feb 23, 1993·43 cites·10 claims
- 0288US5023667AApparatus for preventing damage to both an electrophotographic printer and a recording form used with the printerASAHI OPTICAL CO LTD·Filed 1989·Granted Jun 11, 1991·34 cites·20 claims
- 0388US4436416AMirror scanning control mechanism in variable magnification type copying machineASAHI OPTICAL CO LTD·Filed 1981·Granted Mar 13, 1984·22 cites·12 claims
- 0486US4890140AImage fixing apparatusASAHI OPTICAL CO LTD·Filed 1988·Granted Dec 26, 1989·41 cites·29 claims
- 0585US5263785ASheet guide mechanism for use in an imaging deviceASAHI OPTICAL CO LTD·Filed 1992·Granted Nov 23, 1993·31 cites·32 claims
- 0685US4949104AJustification system for use in a printer employing a continuous formASAHI OPTICAL CO LTD·Filed 1988·Granted Aug 14, 1990·28 cites·13 claims
- 0782US4963941AForm feeding control deviceASAHI OPTICAL CO LTD·Filed 1989·Granted Oct 16, 1990·27 cites·8 claims
- 0882US4912490APrinter for continuous form with justification controlASAHI OPTICAL CO LTD·Filed 1988·Granted Mar 27, 1990·31 cites·22 claims
- 0981US4420248AVariable magnification copying deviceASAHI OPTICAL CO LTD·Filed 1981·Granted Dec 13, 1983·15 cites·9 claims
- 1077US4412737APosition detecting device for a zoom lens of a copying machineASAHI OPTICAL CO LTD·Filed 1982·Granted Nov 1, 1983·24 cites·8 claims
- 1176US4924266APrinter for continuous formASAHI OPTICAL CO LTD·Filed 1988·Granted May 8, 1990·22 cites·20 claims
- 1275US4498759AContinuous variable magnification-type copying machine capable of enlarging and contracting an imageASAHI OPTICAL CO LTD·Filed 1982·Granted Feb 12, 1985·17 cites·18 claims
- 1372US5063416AElectrophotographic printer using a continuous-form recording sheetASAHI OPTICAL CO LTD·Filed 1990·Granted Nov 5, 1991·48 cites·30 claims
- 1471US4868673ALaser beam scanning deviceASAHI OPTICAL CO LTD·Filed 1987·Granted Sep 19, 1989·25 cites·16 claims
- 1568US5027135APrinter self-diagnosis deviceASAHI OPTICAL CO LTD·Filed 1989·Granted Jun 25, 1991·28 cites·20 claims
- 1667US5212531APrinting position adjustment mechanism for printerASAHI OPTICAL CO LTD·Filed 1991·Granted May 18, 1993·23 cites·13 claims
- 1765US5105227AMethod and apparatus for supplying continuous paper to a printerASAHI OPTICAL CO LTD·Filed 1990·Granted Apr 14, 1992·18 cites·20 claims
- 1864US5023631AStopping process control deviceASAHI OPTICAL CO LTD·Filed 1989·Granted Jun 11, 1991·24 cites·17 claims
- 1960US5170214AFixing device having a cleaning elementASAHI OPTICAL CO LTD·Filed 1991·Granted Dec 8, 1992·12 cites·20 claims
- 2060US4555165AZoom lens barrel for variable magnification type copying machineASAHI OPTICAL CO LTD·Filed 1984·Granted Nov 26, 1985·16 cites·4 claims
- 2157US5101228AStorage vessel detecting mechanismASAHI OPTICAL CO LTD·Filed 1990·Granted Mar 31, 1992·11 cites·11 claims
- 2257US4557594AMagnification varying device for copying machineASAHI OPTICAL CO LTD·Filed 1984·Granted Dec 10, 1985·9 cites·9 claims
- 2353US4998835AComputer controlled timer for main drive pulse of form feed motorASAHI OPTICAL CO LTD·Filed 1989·Granted Mar 12, 1991·16 cites·12 claims
- 2453US4585308ALens frame holding deviceASAHI OPTICAL CO LTD·Filed 1984·Granted Apr 29, 1986·12 cites·7 claims
- 2552US4870434APrinter for continuous formwith justification controlASAHI OPTICAL CO LTD·Filed 1988·Granted Sep 26, 1989·19 cites·5 claims
- 2650USRE34685EForm feeding control deviceASAHI OPTICAL CO LTD·Filed 1992·Granted Aug 2, 1994·8 cites·8 claims
- 2747US5184952AHeat roll fixing unitASAHI OPTICAL CO LTD·Filed 1991·Granted Feb 9, 1993·7 cites·12 claims
- 2845US5565972AElectrophotographic printer using a continuous-form recording sheetASAHI OPTICAL CO LTD·Filed 1992·Granted Oct 15, 1996·10 cites·88 claims
- 2945US5493318AContinuous form positioning device with control of rollers in response to a tip sensorASAHI OPTICAL CO LTD·Filed 1993·Granted Feb 20, 1996·7 cites·22 claims
- 3044US5111248APrinting apparatusASAHI OPTICAL CO LTD·Filed 1990·Granted May 5, 1992·6 cites·18 claims
- 3144US5001733AReset mechanism for photoconductive drumASAHI OPTICAL CO LTD·Filed 1989·Granted Mar 19, 1991·5 cites·9 claims
- 3240US5649274AElectrophotographic printer using a continuous-form recording sheetASAHI OPTICAL CO LTD·Filed 1996·Granted Jul 15, 1997·7 cites·8 claims
- 3339US4733278AApparatus for forming image on copying machine at variable zoom ratioASAHI OPTICAL CO LTD·Filed 1986·Granted Mar 22, 1988·4 cites·6 claims
- 3438US5082382ASheet guide mechanism for use in an imaging deviceASAHI OPTICAL CO LTD·Filed 1991·Granted Jan 21, 1992·4 cites·8 claims
- 3537US5769299ARecording sheet discharge mechanismASAHI OPTICAL CO LTD·Filed 1996·Granted Jun 23, 1998·4 cites·23 claims
- 3633US5285239AMechanism for moving a pair of sheet dust brushesASAHI OPTICAL CO LTD·Filed 1990·Granted Feb 8, 1994·2 cites·9 claims
- 3733USRE34406EPrinter for continuous form with justification controlASAHI OPTICAL CO LTD·Filed 1991·Granted Oct 12, 1993·3 cites·6 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →