Inventor · disambiguated record
Kiyoshi Oyama
Also filed as: OYAMA KIYOSHI
24 granted patents·6 pending applications·231 citations·filing 1991–2024
95Inventor score
Top patents by PatentIndex Score
30 records- 0196US8139995B1Image forming apparatusFUJITA TAKASHI·Filed 2011·Granted Mar 20, 2012·20 cites·8 claims
- 0296US7433610B2Image forming apparatus having shielded area in which non-contact wireless communication occursCANON KK·Filed 2006·Granted Oct 7, 2008·38 cites·6 claims
- 0390US5593068AToner supply apparatus and toner cartridge thereforCANON KK·Filed 1994·Granted Jan 14, 1997·43 cites·32 claims
- 0488US5491542ADeveloper supplying container and assembling method thereofCANON KK·Filed 1994·Granted Feb 13, 1996·36 cites·16 claims
- 0587US9535365B2Image forming apparatusCANON KK·Filed 2015·Granted Jan 3, 2017·3 cites·12 claims
- 0683US10809649B2Developer supply containerCANON KK·Filed 2019·Granted Oct 20, 2020·2 cites·5 claims
- 0783US7195171B2Image forming method and systemCANON KK·Filed 2006·Granted Mar 27, 2007·10 cites·5 claims
- 0882US11048191B2Developer supply containerCANON KK·Filed 2019·Granted Jun 29, 2021·2 cites·3 claims
- 0981US7787161B2Image reading device and image forming apparatusCANON KK·Filed 2006·Granted Aug 31, 2010·7 cites·11 claims
- 1078US7548351B2Image reading device and image forming apparatusCANON KK·Filed 2006·Granted Jun 16, 2009·5 cites·8 claims
- 1177US8020861B2Sheet conveyance device and image forming apparatusCANON KK·Filed 2007·Granted Sep 20, 2011·6 cites·4 claims
- 1274US8149473B2Image reading apparatusOSHIDA HARUHISA·Filed 2005·Granted Apr 3, 2012·6 cites·21 claims
- 1372US8020862B2Sheet conveyance device, image forming apparatus and image reading apparatusCANON KK·Filed 2007·Granted Sep 20, 2011·4 cites·7 claims
- 1470US8172226B2Sheet conveyance device and image forming apparatusMURAKAMI AYUMU·Filed 2007·Granted May 8, 2012·4 cites·10 claims
- 1566US2024397898A1Nicotiana plant body and method for producing sameJAPAN TOBACCO INC·Filed 2024·Application pending·0 cites
- 1664USRE49143EImage forming apparatusCANON KK·Filed 2018·Granted Jul 19, 2022·0 cites·24 claims
- 1762US7809304B2Duct for image forming apparatusCANON KK·Filed 2008·Granted Oct 5, 2010·2 cites·10 claims
- 1859US2023071752A1Tobacco plant body and method for producing sameJAPAN TOBACCO INC·Filed 2022·Application pending·0 cites
- 1958US7857304B2Image forming apparatusCANON KK·Filed 2009·Granted Dec 28, 2010·1 cites·6 claims
- 2057US7421381B2Design support method and design support programCANON KK·Filed 2005·Granted Sep 2, 2008·1 cites·9 claims
- 2157US5161575ADirection selector valve having load-sensing functionZEXEL CORP·Filed 1991·Granted Nov 10, 1992·15 cites·12 claims
- 2252US5350973ACathode-ray tube apparatus having a reduced leak of magnetic fluxesTOSHIBA KK·Filed 1993·Granted Sep 27, 1994·10 cites·26 claims
- 2351US7837114B2Image forming method and systemCANON KK·Filed 2007·Granted Nov 23, 2010·0 cites·9 claims
- 2449US7952576B2Image processing apparatus and method thereofCANON KK·Filed 2007·Granted May 31, 2011·1 cites·9 claims
- 2547US2008038008A1Image forming apparatusCANON KK·Filed 2007·Application pending·0 cites
- 2644US5537193AImage forming apparatus with recording sheet separating deviceCANON KK·Filed 1995·Granted Jul 16, 1996·12 cites·18 claims
- 2744US2019302657A1Image forming apparatusCANON KK·Filed 2019·Application pending·0 cites
- 2841US2006034201A1Taxi dispatching system and dispatching methodNOBUTOSHI UMEDA·Filed 2005·Application pending·0 cites
- 2936US2016313677A1Belt feeding device for image forming apparatus and image forming apparatusCANON KK·Filed 2016·Application pending·0 cites
- 3034US6236828B1Image forming apparatusCANON KK·Filed 1999·Granted May 22, 2001·3 cites·36 claims
Join the waitlist — get patent alerts
Get an alert when Kiyoshi Oyama 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 →