Inventor · disambiguated record
Kenji Okado
Also filed as: OKADO KENJI
46 granted patents·1 pending application·1,272 citations·filing 1984–2007
99Inventor score
Files withCANON KK46
Top patents by PatentIndex Score
47 records- 0198US7855042B2Developer and image forming methodCANON KK·Filed 2007·Granted Dec 21, 2010·51 cites·6 claims
- 0297US6077635AToner, two-component developer and image forming methodCANON KK·Filed 1998·Granted Jun 20, 2000·115 cites·164 claims
- 0395US6465144B2Magnetic toner, process for production thereof, and image forming method, apparatus and process cartridge using the tonerCANON KK·Filed 2001·Granted Oct 15, 2002·61 cites·109 claims
- 0494US6316157B1Toner and image forming methodCANON KK·Filed 2000·Granted Nov 13, 2001·55 cites·31 claims
- 0594US5120631AColor tonerCANON KK·Filed 1990·Granted Jun 9, 1992·59 cites·21 claims
- 0691US4626487AParticulate developer containing inorganic scraper particles and image forming method using the sameCANON KK·Filed 1984·Granted Dec 2, 1986·37 cites·15 claims
- 0790US6124067AMagnetic carrier, two-component developer and image forming methodCANON KK·Filed 1999·Granted Sep 26, 2000·47 cites·68 claims
- 0890US5512402ACarrier for electrophotography, two-component type developer, and image forming methodCANON KK·Filed 1994·Granted Apr 30, 1996·36 cites·26 claims
- 0989US4640882AImage forming method of negative latent images using silica particlesCANON KK·Filed 1984·Granted Feb 3, 1987·34 cites·19 claims
- 1088US6936394B2Replenishing developer and developing methodCANON KK·Filed 2002·Granted Aug 30, 2005·29 cites·43 claims
- 1188US6077636AToner, two-component developer, image forming method and apparatus unitCANON KK·Filed 1999·Granted Jun 20, 2000·43 cites·95 claims
- 1288US5774771AImage forming method and apparatus using a particular tonerCANON KK·Filed 1996·Granted Jun 30, 1998·45 cites·66 claims
- 1386US5851714AToner for developing electrostatic image and fixing methodCANON KK·Filed 1997·Granted Dec 22, 1998·38 cites·32 claims
- 1486US4904558AMagnetic, two-component developer containing fluidity improver and image forming methodCANON KK·Filed 1989·Granted Feb 27, 1990·31 cites·36 claims
- 1583US5256512AColor toner and two-component developer containing sameCANON KK·Filed 1991·Granted Oct 26, 1993·30 cites·39 claims
- 1682US6372400B1Carrier for use in electrophotography, two-component type developer and image forming methodCANON KK·Filed 2000·Granted Apr 16, 2002·20 cites·56 claims
- 1782US6137977AImage forming method and image forming apparatus using specific developer compositionCANON KK·Filed 1998·Granted Oct 24, 2000·33 cites·84 claims
- 1882US5747209AToner for developing electrostatic images containing aromatic hydroxycarboxylic acid and metal compound of the aromatic hydroxycarboxylic acidCANON KK·Filed 1996·Granted May 5, 1998·31 cites·21 claims
- 1981US5700617AToner for developing electrostatic images and charge-controlling agentCANON KK·Filed 1996·Granted Dec 23, 1997·30 cites·43 claims
- 2081US5116711AColor toner and two-component developer containing sameCANON KK·Filed 1990·Granted May 26, 1992·28 cites·15 claims
- 2179US5670288ACarrier for electrophotography, two-component type developer, and image forming methodCANON KK·Filed 1996·Granted Sep 23, 1997·25 cites·75 claims
- 2278US5149610AColor toner and two-component developer containing sameCANON KK·Filed 1992·Granted Sep 22, 1992·24 cites·44 claims
- 2377US5795693ACarrier for electrophotography, two component-type developer and image forming methodCANON KK·Filed 1997·Granted Aug 18, 1998·25 cites·130 claims
- 2476US6312862B1Two-component type developer and image forming methodCANON KK·Filed 1999·Granted Nov 6, 2001·25 cites·115 claims
- 2574US5733702AImage forming method employing toner with external additiveCANON KK·Filed 1995·Granted Mar 31, 1998·21 cites·145 claims
- 2674US5604071AToner for developing electrostatic imageCANON KK·Filed 1995·Granted Feb 18, 1997·27 cites·22 claims
- 2773US4592987AToner application method and developer compositionCANON KK·Filed 1984·Granted Jun 3, 1986·16 cites·7 claims
- 2872US5994019AImage forming methodCANON KK·Filed 1997·Granted Nov 30, 1999·22 cites·36 claims
- 2972US4954404ADeveloping method and device and color image forming method and apparatus using sameCANON KK·Filed 1988·Granted Sep 4, 1990·17 cites·28 claims
- 3071US5853938AToner for developing electrostatic imageCANON KK·Filed 1994·Granted Dec 29, 1998·20 cites·16 claims
- 3171US5239343ADeveloping apparatus with regulating member having magnetic and non-magnetic membersCANON KK·Filed 1991·Granted Aug 24, 1993·19 cites·30 claims
- 3270US6316156B1Carrier for electrophotography, two component type developer, and image forming methodCANON KK·Filed 1995·Granted Nov 13, 2001·16 cites·24 claims
- 3368US5747213AImage forming method and heat fixing method using a toner including a waxCANON KK·Filed 1996·Granted May 5, 1998·20 cites·140 claims
- 3468US5637432AToner for developing electrostatic image comprising titanium oxide particlesCANON KK·Filed 1995·Granted Jun 10, 1997·16 cites·45 claims
- 3566US7016630B2Image forming apparatusCANON KK·Filed 2004·Granted Mar 21, 2006·9 cites·11 claims
- 3665US6641967B2Carrier for electrophotography, two component type developer, and image forming methodCANON KK·Filed 2002·Granted Nov 4, 2003·7 cites·16 claims
- 3765US5620824AToner, developer and image forming methodCANON KK·Filed 1994·Granted Apr 15, 1997·14 cites·71 claims
- 3865US4590140AToner application method and treated magnetic particles for use thereinCANON KK·Filed 1984·Granted May 20, 1986·12 cites·10 claims
- 3962US6855469B2Full-color image-forming method, and two-component developer kit for forming full-color imagesCANON KK·Filed 2002·Granted Feb 15, 2005·8 cites·19 claims
- 4061US5885742ACarrier for electrophotography, two-component type developer, and image forming methodCANON KK·Filed 1997·Granted Mar 23, 1999·14 cites·67 claims
- 4158US6030737ANon-magnetic toner for developing electrostatic image, process for producing non-magnetic toner particles, and image forming methodCANON KK·Filed 1997·Granted Feb 29, 2000·13 cites·64 claims
- 4257US7024138B2Image forming apparatus, and replenishing developer kitCANON KK·Filed 2004·Granted Apr 4, 2006·6 cites·26 claims
- 4357US5164275AMethod of forming a multicolor image with color toner and two-component developer containing sameCANON KK·Filed 1992·Granted Nov 17, 1992·12 cites·13 claims
- 4456US6285848B1Electrophotographic apparatus, image forming method, and process cartridge for developing an image with toner containing an external additiveCANON KK·Filed 1998·Granted Sep 4, 2001·12 cites·63 claims
- 4551US7070898B2TonerCANON KK·Filed 2003·Granted Jul 4, 2006·4 cites·13 claims
- 4649US6548218B1Magnetic particles for charging means, and electrophotographic apparatus, process cartridge and image forming method including sameCANON KK·Filed 1995·Granted Apr 15, 2003·15 cites·8 claims
- 4737US2002037470A1Carrier for electrophotography, two component type developer, and image forming methodFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →