Inventor · disambiguated record
Yuji Sakemi
Also filed as: SAKEMI YUJI
33 granted patents·563 citations·filing 1984–2004
98Inventor score
Files withCANON KK33
Top patents by PatentIndex Score
33 records- 0192US5177536ADeveloping apparatus having a magnetic sealCANON KK·Filed 1990·Granted Jan 5, 1993·50 cites·42 claims
- 0291US5267007AMagnetic seal for preventing developer from leaking out of the longitudinal ends of a rotatable memberCANON KK·Filed 1990·Granted Nov 30, 1993·44 cites·19 claims
- 0390US5287148AMagnetic seal for a developing apparatusCANON KK·Filed 1991·Granted Feb 15, 1994·42 cites·8 claims
- 0488US4844008ANon-contact developing apparatus utilizing a tangential magnetic fieldCANON KK·Filed 1987·Granted Jul 4, 1989·32 cites·20 claims
- 0587US6546222B2Developing apparatusCANON KK·Filed 2001·Granted Apr 8, 2003·31 cites·15 claims
- 0683US6459862B1Developing apparatusCANON KK·Filed 2000·Granted Oct 1, 2002·22 cites·12 claims
- 0782US6088546AImage forming apparatus with glossiness detectionCANON KK·Filed 1996·Granted Jul 11, 2000·32 cites·23 claims
- 0880US4748474AImage forming method and apparatus using developer having toner generally from one to five microns in size and a lubricantCANON KK·Filed 1986·Granted May 31, 1988·22 cites·10 claims
- 0976US6418291B1Image forming apparatus in which carrier is carried from developing device to cleaning containerCANON KK·Filed 2000·Granted Jul 9, 2002·15 cites·6 claims
- 1074US6850722B2Image forming apparatusCANON KK·Filed 2002·Granted Feb 1, 2005·14 cites·9 claims
- 1174US5294967AImage forming apparatus with a plurity of adjustable developing unitsCANON KK·Filed 1990·Granted Mar 15, 1994·21 cites·12 claims
- 1273US5581326AImage forming apparatus which supplies toner based on counted signal valueCANON KK·Filed 1994·Granted Dec 3, 1996·19 cites·10 claims
- 1372US4954404ADeveloping method and device and color image forming method and apparatus using sameCANON KK·Filed 1988·Granted Sep 4, 1990·17 cites·28 claims
- 1471US5270484APowder conveying deviceCANON KK·Filed 1991·Granted Dec 14, 1993·16 cites·8 claims
- 1571US5239343ADeveloping apparatus with regulating member having magnetic and non-magnetic membersCANON KK·Filed 1991·Granted Aug 24, 1993·19 cites·30 claims
- 1670US5669050ADeveloping apparatus using blank pulse biasCANON KK·Filed 1994·Granted Sep 16, 1997·17 cites·9 claims
- 1768US4777107AMethod and apparatus for image development using a two component developer with contact and non-contact development steps alternated by vibration of magnetic particles subject to electric and magnetic fieldsCANON KK·Filed 1986·Granted Oct 11, 1988·15 cites·20 claims
- 1867US5365319AImage forming apparatus replenishing toner by detecting the ratio of toner and carrier and the density of the developerCANON KK·Filed 1993·Granted Nov 15, 1994·15 cites·11 claims
- 1964US5581336ADeveloping device preventing scattering of developing agent by conductive memberCANON KK·Filed 1994·Granted Dec 3, 1996·14 cites·15 claims
- 2063US5752151AImage forming apparatus having a cleaning blade with a tensile strength from 80 to 120 kg/cm2CANON KK·Filed 1995·Granted May 12, 1998·15 cites·10 claims
- 2162US5414497APowder conveying deviceCANON KK·Filed 1993·Granted May 9, 1995·11 cites·5 claims
- 2260US5525752ADeveloping apparatusCANON KK·Filed 1994·Granted Jun 11, 1996·13 cites·5 claims
- 2352US5296897AImage forming apparatus for forming multi-image on transfer sheet with plural color tonersCANON KK·Filed 1993·Granted Mar 22, 1994·9 cites·7 claims
- 2451US5752140ADeveloping device using development bias having oscillating part and a quiescent partCANON KK·Filed 1994·Granted May 12, 1998·8 cites·9 claims
- 2550US5313233AImage forming apparatusCANON KK·Filed 1993·Granted May 17, 1994·12 cites·19 claims
- 2650US4573061AImage recording apparatusCANON KK·Filed 1984·Granted Feb 25, 1986·7 cites·5 claims
- 2748US5999777AImage forming apparatus capable of temporarily breaking the contact between the developer and the photosensitive drum with use of electric fieldCANON KK·Filed 1997·Granted Dec 7, 1999·8 cites·14 claims
- 2845US5327339AImage forming methodCANON KK·Filed 1993·Granted Jul 5, 1994·6 cites·22 claims
- 2944US7174119B2Developing device featuring high viscosity developing agent and superimposed AC and DC bias voltage componentsCANON KK·Filed 2004·Granted Feb 6, 2007·2 cites·5 claims
- 3043US5943088AImage forming apparatus capable of controlling duration of light emission for each picture elementCANON KK·Filed 1995·Granted Aug 24, 1999·6 cites·10 claims
- 3140US5049472AMethod and apparatus of recording imageCANON KK·Filed 1989·Granted Sep 17, 1991·3 cites·9 claims
- 3238US4590496AImage recording apparatusCANON KK·Filed 1984·Granted May 20, 1986·3 cites·8 claims
- 3335US5268709AImage forming apparatusCANON KK·Filed 1992·Granted Dec 7, 1993·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →