Inventor · disambiguated record
Norihisa Hoshika
Also filed as: HOSHIKA NORIHISA
17 granted patents·1 pending application·466 citations·filing 1986–2006
95Inventor score
Top patents by PatentIndex Score
18 records- 0198US5095335ACopier with retractable charging unit to prevent damage to drum when removing process cartridgeCANON KK·Filed 1990·Granted Mar 10, 1992·131 cites·11 claims
- 0293US5835818AService life informing device for charged member, informing method thereof, process cartridge and image forming apparatusCANON KK·Filed 1996·Granted Nov 10, 1998·65 cites·85 claims
- 0390US4887131ADeveloping apparatus using magnetic particles and toner particlesCANON KK·Filed 1988·Granted Dec 12, 1989·36 cites·15 claims
- 0489US4739363AImage forming apparatusCANON KK·Filed 1986·Granted Apr 19, 1988·35 cites·23 claims
- 0585US4916492ADeveloper method and apparatusCANON KK·Filed 1988·Granted Apr 10, 1990·28 cites·30 claims
- 0684US4873551ADeveloping apparatus using magnetic carrier under AC fieldCANON KK·Filed 1988·Granted Oct 10, 1989·27 cites·14 claims
- 0781US5287149AImage forming apparatus having image transfer electrode contactable to transfer materialCANON KK·Filed 1992·Granted Feb 15, 1994·27 cites·8 claims
- 0876US5956541AControlling image formation based on amount of developer recoveredCANON KK·Filed 1997·Granted Sep 21, 1999·26 cites·15 claims
- 0975US4933254AMethod and apparatus for transferring toner from carrying member to image bearing member using chains of magnetic particlesCANON KK·Filed 1988·Granted Jun 12, 1990·16 cites·65 claims
- 1069US4699499AImage forming apparatusCANON KK·Filed 1986·Granted Oct 13, 1987·15 cites·9 claims
- 1160US6917772B2Image forming apparatus for controlling density of image, detachably attachable device, and memory deviceCANON KK·Filed 2002·Granted Jul 12, 2005·7 cites·23 claims
- 1258US5353101ACharging member featuring a cut edge, and charging device employing same for use in a detachable process unit in an image forming apparatusCANON KK·Filed 1991·Granted Oct 4, 1994·17 cites·24 claims
- 1351US5574545AMethod for transferring toner from developer carrying member to image bearing member using chains of magnetic particles formed on developer carrying member and contacting image bearing member, and alternating electric fieldCANON KK·Filed 1995·Granted Nov 12, 1996·8 cites·8 claims
- 1449US6400918B1Cleaning device and image forming apparatus using the cleaning deviceCANON KK·Filed 1997·Granted Jun 4, 2002·9 cites·25 claims
- 1549US6226467B1Developer unit detachably attachable to image forming apparatusCANON KK·Filed 1999·Granted May 1, 2001·8 cites·17 claims
- 1647US5357322AChargerCANON KK·Filed 1992·Granted Oct 18, 1994·7 cites·36 claims
- 1741US2007043166A1Epoxy resin composition for encapsulating semiconductor chip and semiconductor deviceHOSHIKA NORIHISA·Filed 2006·Application pending·0 cites
- 1835US5321472ACharging member with a bridging electrode structure and charging device using same in an image forming apparatusCANON KK·Filed 1993·Granted Jun 14, 1994·4 cites·42 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →