Inventor · disambiguated record
Eiichi Imai
Also filed as: IMAI EIICHI
33 granted patents·639 citations·filing 1983–1995
98Inventor score
Files withCANON KK33
Top patents by PatentIndex Score
33 records- 0194US5137796AMagnetic developer, comprising spherical particles magneticCANON KK·Filed 1990·Granted Aug 11, 1992·58 cites·12 claims
- 0293US5139914ADeveloper for developing electrostatic images and image forming apparatusCANON KK·Filed 1990·Granted Aug 18, 1992·47 cites·22 claims
- 0392US4702986AElectrophotographic method uses toner of polyalkylene and non-magnetic inorganic fine powderCANON KK·Filed 1985·Granted Oct 27, 1987·44 cites·22 claims
- 0490US5307122AImage forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic imagesCANON KK·Filed 1990·Granted Apr 26, 1994·33 cites·75 claims
- 0589US5262267AMagnetic developer, image forming method and image forming apparatusCANON KK·Filed 1992·Granted Nov 16, 1993·40 cites·18 claims
- 0688US5534981AImage forming apparatus and developer for developing electrostatic imagesCANON KK·Filed 1993·Granted Jul 9, 1996·29 cites·99 claims
- 0785US4568625ADeveloper comprising a modified silicone oil and development process for electrophotographyCANON KK·Filed 1984·Granted Feb 4, 1986·25 cites·17 claims
- 0884US4680245AElectrophotographic positively chargeable developer containing silica treated with a nitrogen containing silane coupling agent and method of developingCANON KK·Filed 1986·Granted Jul 14, 1987·28 cites·11 claims
- 0982US4845007AProcess for producing toner through suspension polymerizationCANON KK·Filed 1986·Granted Jul 4, 1989·24 cites·31 claims
- 1081US5270770AImage forming method comprising electrostatic transfer of developed image and corresponding image forming apparatusCANON KK·Filed 1992·Granted Dec 14, 1993·21 cites·35 claims
- 1178US4622281AMagnetic color toner containing gamma ferric oxide particlesCANON KK·Filed 1986·Granted Nov 11, 1986·20 cites·11 claims
- 1276US4741984APositively chargeable developerCANON KK·Filed 1986·Granted May 3, 1988·19 cites·20 claims
- 1376US4543312AMagnetic toner comprising magnetic powders having controlled size distributionCANON KK·Filed 1983·Granted Sep 24, 1985·18 cites·23 claims
- 1475US4518672ACyan color toner for developing electrostatic imageCANON KK·Filed 1983·Granted May 21, 1985·17 cites·9 claims
- 1574US4590139AThree color toner kit and method of useCANON KK·Filed 1985·Granted May 20, 1986·19 cites·3 claims
- 1673US4592987AToner application method and developer compositionCANON KK·Filed 1984·Granted Jun 3, 1986·16 cites·7 claims
- 1772US5210617ADeveloper for developing electrostatic images and image forming apparatusCANON KK·Filed 1992·Granted May 11, 1993·18 cites·83 claims
- 1872US4657838AToner, charge-imparting material and composition containing organotin alkoxideCANON KK·Filed 1986·Granted Apr 14, 1987·16 cites·13 claims
- 1971US5126224AElectrostatic image developing toner and process for its production, and binder resin and process for its productionCANON KK·Filed 1990·Granted Jun 30, 1992·15 cites·21 claims
- 2070US4448870AMagnetic color tonerCANON KK·Filed 1983·Granted May 15, 1984·14 cites·7 claims
- 2168US4804610AProcess for producing toner by suspension polymerization methodCANON KK·Filed 1987·Granted Feb 14, 1989·17 cites·17 claims
- 2267US4628019AProcess for developing electrostatic images and toner thereforCANON KK·Filed 1985·Granted Dec 9, 1986·15 cites·16 claims
- 2367US4571372AMethod for coating a non-magnetic developer onto a developer holding memberCANON KK·Filed 1984·Granted Feb 18, 1986·14 cites·13 claims
- 2464US4663263AToner, charge-imparting material and composition containing substituted guanidine compound for electrophotographyCANON KK·Filed 1985·Granted May 5, 1987·13 cites·12 claims
- 2561US5071727APositively chargeable electrostatic toner containing organic metal complex or organic nitrogen, phosphino or metal compoundCANON KK·Filed 1990·Granted Dec 10, 1991·13 cites·16 claims
- 2660US4554234AToner application method and composition thereforCANON KK·Filed 1984·Granted Nov 19, 1985·10 cites·9 claims
- 2756US5333059AElectrostatic imaging apparatus and facsimile apparatus employing toner with low aldehyde contentCANON KK·Filed 1992·Granted Jul 26, 1994·9 cites·91 claims
- 2851US5112714ADry magnetic electrostatic developerCANON KK·Filed 1990·Granted May 12, 1992·7 cites·16 claims
- 2946US4666815AMethod for developing electrostatic latent image with non-magnetic tonerCANON KK·Filed 1984·Granted May 19, 1987·6 cites·9 claims
- 3044US5802428AImages forming apparatus and developer for developing electrostatic imagesCANON KK·Filed 1995·Granted Sep 1, 1998·5 cites·63 claims
- 3139US5392103AImage forming method comprising electrostatic transfer of developed image and corresponding image forming apparatusCANON KK·Filed 1993·Granted Feb 21, 1995·3 cites·20 claims
- 3237US5157442AImage forming apparatusCANON KK·Filed 1990·Granted Oct 20, 1992·4 cites·17 claims
- 3336US5510223AImage forming method comprising electrostatic transfer of developed image and corresponding image forming apparatusCANON KK·Filed 1994·Granted Apr 23, 1996·2 cites·26 claims
Join the waitlist — get patent alerts
Get an alert when Eiichi Imai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →