Inventor · disambiguated record
Toshihiko Takaya
Also filed as: TAKAYA TOSHIHIKO
15 granted patents·510 citations·filing 1986–1999
95Inventor score
Technology areasG03G
Top patents by PatentIndex Score
15 records- 0196US4835565AImage developing device for electrophotographyRICOH KK·Filed 1987·Granted May 30, 1989·153 cites·1 claims
- 0293US4788570AThin film developing deviceRICOH KK·Filed 1986·Granted Nov 29, 1988·50 cites·12 claims
- 0391US6035171ADeveloping apparatus having means for removing electric charge of tonerSHARP KK·Filed 1999·Granted Mar 7, 2000·57 cites·23 claims
- 0491US5289241ADeveloping unit for an image forming apparatus having adjoining fresh and waste toner containersRICOH KK·Filed 1992·Granted Feb 22, 1994·44 cites·8 claims
- 0588US5196884AApparatus having a plurality of replaceable partsRICOH KK·Filed 1990·Granted Mar 23, 1993·37 cites·2 claims
- 0685US4755847AElectrostatic latent image developing apparatusRICOH KK·Filed 1986·Granted Jul 5, 1988·29 cites·30 claims
- 0782US4873940AImage developing deviceRICOH KK·Filed 1986·Granted Oct 17, 1989·26 cites·16 claims
- 0881US5878314AImage-forming device and method of manufacturing dielectric sheetSHARP KK·Filed 1998·Granted Mar 2, 1999·31 cites·23 claims
- 0968US6064463ADeveloping apparatus using one-component tonerSHARP KK·Filed 1998·Granted May 16, 2000·19 cites·19 claims
- 1066US5223668ASingle component developing device with velocity of roller dependent on time constant of circuit formed by resistor layer of developer carrying member and photosensitive drumRICOH KK·Filed 1990·Granted Jun 29, 1993·18 cites·10 claims
- 1163US6026266ADeveloping apparatus using one-component tonerSHARP KK·Filed 1998·Granted Feb 15, 2000·15 cites·21 claims
- 1252US6097918AImage forming apparatusSHARP KK·Filed 1999·Granted Aug 1, 2000·10 cites·13 claims
- 1350US6154627ADeveloping apparatus using one-component tonerSHARP KK·Filed 1999·Granted Nov 28, 2000·9 cites·7 claims
- 1443US6041207AApparatus for controlling the movement of magnetized developer material in a latent, electrostatic image developing devicedSHARP KK·Filed 1998·Granted Mar 21, 2000·7 cites·7 claims
- 1539US6078772AImage-forming apparatusSHARP KK·Filed 1997·Granted Jun 20, 2000·5 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →