Inventor · disambiguated record
Susumu Imakawa
Also filed as: IMAKAWA SUSUMU
14 granted patents·431 citations·filing 1985–1994
94Inventor score
Files withRICOH KK14
Top patents by PatentIndex Score
14 records- 0187US5432537AOptical recording apparatus capable of controlling optical power of laser diode arrayRICOH KK·Filed 1993·Granted Jul 11, 1995·67 cites·14 claims
- 0283US5671077AMulti-beam light source device and optical scanning apparatus using the multi-beam source deviceRICOH KK·Filed 1994·Granted Sep 23, 1997·50 cites·21 claims
- 0382US4962431ASynchronizing signal generating system for laser scannerRICOH KK·Filed 1989·Granted Oct 9, 1990·41 cites·6 claims
- 0479US5258780ABeam recorder forming low density dotsRICOH KK·Filed 1991·Granted Nov 2, 1993·50 cites·17 claims
- 0579US4834477AMethod of controlling the temperature of semiconductor laser in an optical deviceRICOH KK·Filed 1985·Granted May 30, 1989·24 cites·10 claims
- 0678US5294944AColor image forming apparatus having means for properly superimposing image colors on each otherRICOH KK·Filed 1992·Granted Mar 15, 1994·46 cites·8 claims
- 0764US4837588ASynchronizing signal generating system for laser scannerRICOH KK·Filed 1988·Granted Jun 6, 1989·25 cites·52 claims
- 0864US4760251AOptical scanning apparatus wherein image scanning clock signal frequency is corrected to render scanning speed constantRICOH KK·Filed 1986·Granted Jul 26, 1988·19 cites·13 claims
- 0963US5231280AFocusing error detection apparatus using a first and second knife edge at different positionsRICOH KK·Filed 1991·Granted Jul 27, 1993·33 cites·9 claims
- 1063US4729617AScanning clock generating device for optical scannerRICOH KK·Filed 1986·Granted Mar 8, 1988·18 cites·2 claims
- 1159US4757191AUniform intensity per pixel when the linear speed of a laser beam varies along a scanlineRICOH KK·Filed 1986·Granted Jul 12, 1988·15 cites·8 claims
- 1256US5325160AHalf tone recording method and light source device for writingRICOH KK·Filed 1992·Granted Jun 28, 1994·16 cites·3 claims
- 1355US5059987ASynchronizing signal generating systemRICOH KK·Filed 1990·Granted Oct 22, 1991·16 cites·17 claims
- 1451US5392060AHalf tone laser recording apparatusRICOH KK·Filed 1992·Granted Feb 21, 1995·11 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →