Inventor · disambiguated record
Makoto Kitahara
Also filed as: KITAHARA MAKOTO
43 granted patents·8 pending applications·954 citations·filing 1975–2024
98Inventor score
Top patents by PatentIndex Score
51 records- 0198US4900009ASorterCANON KK·Filed 1988·Granted Feb 13, 1990·228 cites·14 claims
- 0298US4399207AElectrophotographic photosensitive member with hydrazone compoundCANON KK·Filed 1982·Granted Aug 16, 1983·88 cites·16 claims
- 0393US5181705ASheet discharging device that chooses a sheet discharging speed according to the sheet's length or rigidityCANON KK·Filed 1989·Granted Jan 26, 1993·48 cites·70 claims
- 0492US4627709AAutomatic sheet feeder and an image recording apparatus provided therewithCANON KK·Filed 1984·Granted Dec 9, 1986·30 cites·7 claims
- 0590US4390611AElectrophotographic photosensitive azo pigment containing membersISHIKAWA SHOZO·Filed 1981·Granted Jun 28, 1983·41 cites·72 claims
- 0688US4761001AAutomatic document feederCANON KK·Filed 1985·Granted Aug 2, 1988·36 cites·26 claims
- 0788US4554231AElectrophotographic photosensitive memberCANON KK·Filed 1983·Granted Nov 19, 1985·31 cites·18 claims
- 0887US4471040AElectrophotographic disazo photosensitive memberCANON KK·Filed 1981·Granted Sep 11, 1984·29 cites·171 claims
- 0986US5119145AOriginal handling apparatus in which the exchange time of originals is shortenedCANON KK·Filed 1990·Granted Jun 2, 1992·30 cites·14 claims
- 1086US5110104ASheet transporting device with carriage unitCANON KK·Filed 1990·Granted May 5, 1992·36 cites·16 claims
- 1185US7149461B2Image forming apparatus with magnetic member in feeding supply tube/screw assemblyCANON KK·Filed 2006·Granted Dec 12, 2006·7 cites·8 claims
- 1282US4598323AImage processing apparatusCANON KK·Filed 1984·Granted Jul 1, 1986·30 cites·21 claims
- 1381US4673630APhotoconductive film and electrophotographic photosensitive member contains azulenium saltCANON KK·Filed 1985·Granted Jun 16, 1987·27 cites·19 claims
- 1479US4487824AElectrophotographic photosensitive member containing a halogen substituted hydrazoneCANON KK·Filed 1983·Granted Dec 11, 1984·20 cites·25 claims
- 1578US4622594AImage recording apparatusCANON KK·Filed 1984·Granted Nov 11, 1986·26 cites·7 claims
- 1673US4500619AElectrophotographic photosensitive member with oxadiazole containing disazo compoundCOPYER CO·Filed 1984·Granted Feb 19, 1985·9 cites·11 claims
- 1771US4935775AAutomatic document feeder with an image area designating device for duplex copyingCANON KK·Filed 1987·Granted Jun 19, 1990·17 cites·17 claims
- 1869US6873822B2Image forming apparatusCANON KK·Filed 2003·Granted Mar 29, 2005·12 cites·16 claims
- 1969US6496679B2Pivotally movable abutment mechanism, charging device and image forming apparatusCANON KK·Filed 2001·Granted Dec 17, 2002·12 cites·42 claims
- 2067US6778798B2Rotating force transmitting apparatus and image forming apparatus equipped with the sameCANON KK·Filed 2002·Granted Aug 17, 2004·11 cites·9 claims
- 2167US4399206ADisazo electrophotographic photosensitive memberCANON KK·Filed 1981·Granted Aug 16, 1983·13 cites·41 claims
- 2266US4769674AOriginal feeding deviceCANON KK·Filed 1986·Granted Sep 6, 1988·15 cites·13 claims
- 2365US4413045AMultilayer electrophotographic photosensitive member comprises disazo charge generator layer, hydrazone transport layerCANON KK·Filed 1982·Granted Nov 1, 1983·7 cites·7 claims
- 2464US9928956B2Permanent magnet and manufacturing method thereforKITAHARA MAKOTO·Filed 2013·Granted Mar 27, 2018·2 cites·6 claims
- 2563US7050744B2Image forming apparatusCANON KK·Filed 2004·Granted May 23, 2006·7 cites·12 claims
- 2663US4819023AAutomatic document feeder for automatically feeding a plurality of stacks of originalsCANON KK·Filed 1987·Granted Apr 4, 1989·10 cites·10 claims
- 2763US2024364194A1Method for manufacturing rotorTOYOTA BOSHOKU KK·Filed 2024·Application pending·0 cites
- 2863US2024364192A1Method for manufacturing rotorTOYOTA BOSHOKU KK·Filed 2024·Application pending·0 cites
- 2963US2024364193A1Method for manufacturing rotorTOYOTA BOSHOKU KK·Filed 2024·Application pending·0 cites
- 3062US4391889AElectrophotographic photosensitive member with benzimidazole ring containing hydrazonesCANON KK·Filed 1981·Granted Jul 5, 1983·12 cites·17 claims
- 3162US4359513AElectrophotographic light-sensitive disazo compounds having diphenylacrylonitrile groupCOPYER CO·Filed 1981·Granted Nov 16, 1982·11 cites·12 claims
- 3261US4359515ADisazo electrophotographic light-sensitive mediaCOPYER CO·Filed 1981·Granted Nov 16, 1982·11 cites·16 claims
- 3358US5197724AImage forming device having original document feederCANON KK·Filed 1992·Granted Mar 30, 1993·12 cites·11 claims
- 3456US5186454AApparatus for distributing sheet membersCANON KK·Filed 1991·Granted Feb 16, 1993·12 cites·8 claims
- 3556US2024251444A1User equipment and methodSHARP KK·Filed 2023·Application pending·0 cites
- 3654US2025393015A1User equipment and methodsSHARP KK·Filed 2023·Application pending·0 cites
- 3751US4866536AImage recording apparatusCANON KK·Filed 1989·Granted Sep 12, 1989·11 cites·20 claims
- 3849US2024179759A1User equipment, base station, and methodSHARP KK·Filed 2023·Application pending·0 cites
- 3949US2024179746A1User equipment, base station, and methodSHARP KK·Filed 2023·Application pending·0 cites
- 4047US5156386AOriginal document feederCANON KK·Filed 1992·Granted Oct 20, 1992·12 cites·31 claims
- 4146US4268595AElectrostatic recording material and method for the production thereofCOPYER CO·Filed 1979·Granted May 19, 1981·8 cites·19 claims
- 4244US7016625B2Airflow around electrical circuit of image forming apparatusCANON KK·Filed 2004·Granted Mar 21, 2006·2 cites·16 claims
- 4343US5252018ASheet binderCANON KK·Filed 1992·Granted Oct 12, 1993·11 cites·18 claims
- 4443US5052669AAutomatic document feederCANON KK·Filed 1991·Granted Oct 1, 1991·6 cites·34 claims
- 4543US4419428AElectrophotographic light-sensitive media having a dis-azo compoundCOPYER CO·Filed 1981·Granted Dec 6, 1983·5 cites·14 claims
- 4643US4356243AElectrophotographic media with benzoxazole group containing dis-azo compoundCOPYER CO·Filed 1981·Granted Oct 26, 1982·5 cites·16 claims
- 4742US5176375ASheet feeding apparatusCANON KK·Filed 1992·Granted Jan 5, 1993·4 cites·18 claims
- 4842US4097646AElectrostatic recording material having a dielectric copolymer coated layerCOPYER CO·Filed 1975·Granted Jun 27, 1978·4 cites·10 claims
- 4936US4485159ALaminate type electrophotographic light-sensitive materialCOPYER CO·Filed 1980·Granted Nov 27, 1984·3 cites·6 claims
- 5036US2020246915A1Method for manufacturing laminated structureTOYOTA BOSHOKU KK·Filed 2020·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Makoto Kitahara 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 →