Inventor · disambiguated record
Masahiko Yashiro
Also filed as: YASHIRO MASAHIKO
29 granted patents·1,917 citations·filing 1989–2004
98Inventor score
Top patents by PatentIndex Score
29 records- 0199US5966566ARecycle method for process cartridge and image forming apparatusCANON KK·Filed 1997·Granted Oct 12, 1999·235 cites·33 claims
- 0299US5585895ADeveloping device and process cartridge with itCANON KK·Filed 1994·Granted Dec 17, 1996·143 cites·8 claims
- 0399US5543898AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1994·Granted Aug 6, 1996·182 cites·83 claims
- 0499US5500714AProcess cartridge, method for assembling process cartridge and image forming appararatusCANON KK·Filed 1994·Granted Mar 19, 1996·200 cites·84 claims
- 0598US5689774AProcess cartridge and image forming apparatus using such a process cartridgeCANON KK·Filed 1996·Granted Nov 18, 1997·122 cites·27 claims
- 0697US5617579AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1995·Granted Apr 1, 1997·117 cites·33 claims
- 0796US5652647AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1996·Granted Jul 29, 1997·69 cites·135 claims
- 0895US6408142B1Process cartridge and image forming apparatusCANON KK·Filed 1999·Granted Jun 18, 2002·70 cites·14 claims
- 0995US4924267AProcess cartridge and multi-color image forming apparatus using sameCANON KK·Filed 1989·Granted May 8, 1990·64 cites·39 claims
- 1093US5918876ASheet conveying apparatusCANON KK·Filed 1997·Granted Jul 6, 1999·57 cites·22 claims
- 1193US5638161AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1995·Granted Jun 10, 1997·54 cites·47 claims
- 1293US5619309AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1996·Granted Apr 8, 1997·56 cites·55 claims
- 1392US6308028B1Process cartridge having a particular electrical contact arrangement and image forming apparatus using such a process cartridgeCANON KK·Filed 1997·Granted Oct 23, 2001·47 cites·33 claims
- 1492US6064842AProcess cartridge having a conductive member for use in detecting presence of the process cartridge, and image forming apparatus for using such a process cartridgeCANON KK·Filed 1995·Granted May 16, 2000·57 cites·123 claims
- 1592US5953560AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1997·Granted Sep 14, 1999·50 cites·155 claims
- 1690US5745824AConnecting part feature for a process cartridgeCANON KK·Filed 1997·Granted Apr 28, 1998·40 cites·37 claims
- 1790US5450166AProcess cartridge, recording apparatus, and method for assembling process cartridgeCANON KK·Filed 1992·Granted Sep 12, 1995·31 cites·76 claims
- 1889US5581328AProcess cartridge having connectable first and second frames and a recording apparatus using such a process cartridgeCANON KK·Filed 1995·Granted Dec 3, 1996·40 cites·27 claims
- 1988US5492315ASheet post-treatment apparatus having tab trimmerCANON KK·Filed 1994·Granted Feb 20, 1996·33 cites·14 claims
- 2087US8287232B2Compressor with controllable recirculation and method thereforGU RONGLEI·Filed 2004·Granted Oct 16, 2012·50 cites·25 claims
- 2185US5404216ACleaning device, image forming apparatus including the cleaning device, and method of assembling the cleaning deviceCANON KK·Filed 1992·Granted Apr 4, 1995·30 cites·20 claims
- 2284US5907759AAutomatic original feeding apparatus capable of detecting delay in feeding an original and delaying feed of subsequent originalsCANON KK·Filed 1996·Granted May 25, 1999·35 cites·27 claims
- 2383US6522862B2Compact image forming apparatus with vertical arrangementCANON KK·Filed 2001·Granted Feb 18, 2003·28 cites·14 claims
- 2480US5266999AProcess cartridge and image forming apparatus for use with the sameCANON KK·Filed 1992·Granted Nov 30, 1993·24 cites·34 claims
- 2566US5752154ASheet post-treatment apparatus of line-up free typeCANON KK·Filed 1996·Granted May 12, 1998·15 cites·10 claims
- 2658US6081688ABoth-face automatic original feeding apparatusCANON KK·Filed 1997·Granted Jun 27, 2000·22 cites·24 claims
- 2758US5597153AAutomatic original feed apparatusCANON KK·Filed 1995·Granted Jan 28, 1997·23 cites·16 claims
- 2858US5473421AMulticolor image forming apparatus for forming a multicolor image on a transfer materialCANON KK·Filed 1994·Granted Dec 5, 1995·11 cites·6 claims
- 2954US5090680ASheet inverting apparatusCANON KK·Filed 1990·Granted Feb 25, 1992·12 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →