Inventor · disambiguated record
Tomoyoshi Yamazaki
Also filed as: YAMAZAKI TOMOYOSHI
34 granted patents·1 pending application·139 citations·filing 2000–2015
96Inventor score
Top patents by PatentIndex Score
35 records- 0193US7918451B2Switchback mechanism and image forming apparatusRICOH CO LTD·Filed 2008·Granted Apr 5, 2011·14 cites·6 claims
- 0292US8087666B2Sheet discharge device and image forming apparatusHONDA HARUYUKI·Filed 2009·Granted Jan 3, 2012·15 cites·18 claims
- 0391US8256769B2Feeding device and image forming apparatusTAKAHIRA MASAFUMI·Filed 2011·Granted Sep 4, 2012·10 cites·4 claims
- 0490US8505913B2Sheet transport mechanism and electrophotographic image forming apparatus incorporating sameNISHII TOSHIKANE·Filed 2010·Granted Aug 13, 2013·6 cites·16 claims
- 0590US7900917B2Recording medium conveyer capable of effectively conveying recording medium of various typesRICOH CO LTD·Filed 2009·Granted Mar 8, 2011·9 cites·4 claims
- 0687US8666297B2Image forming apparatus which determines whether a sheet stacking unit is fullHONDA HARUYUKI·Filed 2011·Granted Mar 4, 2014·7 cites·10 claims
- 0786US9769327B2Image forming apparatus and method of positional adjustment in image formationYAMAZAKI TOMOYOSHI·Filed 2015·Granted Sep 19, 2017·4 cites·19 claims
- 0886US8783440B2Sheet member position correcting device and image forming apparatusYAMAZAKI TOMOYOSHI·Filed 2012·Granted Jul 22, 2014·5 cites·18 claims
- 0986US7878725B2Image forming apparatus having removable unitsRICOH CO LTD·Filed 2007·Granted Feb 1, 2011·8 cites·14 claims
- 1084US8417174B2Sheet feeding device and image forming apparatus incorporating sameYAMAZAKI TOMOYOSHI·Filed 2010·Granted Apr 9, 2013·6 cites·13 claims
- 1184US7677555B2Sheet conveying apparatus and image forming apparatus with vibration applying unitRICOH KK·Filed 2008·Granted Mar 16, 2010·8 cites·9 claims
- 1283US7869750B2Image forming apparatus with a phase of a first load torque substantially opposite to a phase of a second load torqueRICOH CO LTD·Filed 2008·Granted Jan 11, 2011·7 cites·20 claims
- 1378US8465015B2Image forming apparatus and control method thereforFUJIWARA HIROSHI·Filed 2011·Granted Jun 18, 2013·4 cites·13 claims
- 1478US8070159B2Switchback mechanism and image forming apparatusHONDA HARUYUKI·Filed 2011·Granted Dec 6, 2011·2 cites·17 claims
- 1577US7992860B2Sheet feeding device, image forming apparatus, and sheet feeding methodRICOH CO LTD·Filed 2009·Granted Aug 9, 2011·5 cites·15 claims
- 1675US7731182B2Sliding mechanism, sheet guide, sheet loading device, and image forming apparatusRICOH KK·Filed 2007·Granted Jun 8, 2010·5 cites·12 claims
- 1773US8851471B2Image forming apparatus and sheet adjusting device incorporated thereinYAMAZAKI TOMOYOSHI·Filed 2013·Granted Oct 7, 2014·3 cites·12 claims
- 1866US9187280B2Sheet feeding device, control method for the sheet feeding device, and image forming apparatus incorporating the sheet feeding deviceNISHII TOSHIKANE·Filed 2011·Granted Nov 17, 2015·2 cites·13 claims
- 1966US8798517B2Sheet supplying device and image forming apparatus incorporating sameMATSUYAMA YASUO·Filed 2011·Granted Aug 5, 2014·2 cites·14 claims
- 2066US8413982B2Conveyer and image forming apparatus including the sameHONDA HARUYUKI·Filed 2010·Granted Apr 9, 2013·2 cites·9 claims
- 2166US8240657B2Sheet feeding device and image forming apparatusTANAKA MIZUNA·Filed 2008·Granted Aug 14, 2012·3 cites·22 claims
- 2265US8045888B2Sheet conveying device and image forming apparatusRICOH CO LTD·Filed 2006·Granted Oct 25, 2011·2 cites·18 claims
- 2359US7954814B2Feeding device and image forming apparatusRICOH CO LTD·Filed 2008·Granted Jun 7, 2011·1 cites·11 claims
- 2457US8807552B2Image forming apparatus, optional sheet feeder, and base plate memberKONDO KAZUYOSHI·Filed 2009·Granted Aug 19, 2014·1 cites·16 claims
- 2555US8320798B2Sheet conveying device and image forming apparatusNANNO SHIGEO·Filed 2011·Granted Nov 27, 2012·0 cites·16 claims
- 2654USD463818SDeveloper bottleHITACHI KOKI KK·Filed 2000·Granted Oct 1, 2002·8 cites·1 claims
- 2753US8322718B2Recording medium conveyer capable of effectively conveying recording medium of various typesFUJIWARA HIROSHI·Filed 2011·Granted Dec 4, 2012·0 cites·7 claims
- 2852US8873989B2Fixing device and image forming apparatus incorporating sameHONDA HARUYUKI·Filed 2013·Granted Oct 28, 2014·0 cites·20 claims
- 2951US7784780B2Manual sheet-feeding device and image forming apparatusRICOH KK·Filed 2007·Granted Aug 31, 2010·0 cites·11 claims
- 3050US7963520B2Sheet loading device, sheet conveying device, and image forming apparatusRICOH CO LTD·Filed 2008·Granted Jun 21, 2011·0 cites·19 claims
- 3148US8678371B2Manual sheet-feeding device and image forming apparatusNANNO SHIGEO·Filed 2010·Granted Mar 25, 2014·0 cites·14 claims
- 3248US8340564B2Sheet thickness detector and image forming apparatus using sameKONDO KAZUYOSHI·Filed 2010·Granted Dec 25, 2012·0 cites·15 claims
- 3341US8260187B2Image forming deviceHONDA HARUYUKI·Filed 2008·Granted Sep 4, 2012·0 cites·8 claims
- 3440US8752824B2Sheet inverting device and image forming apparatus incorporating sameFUJIWARA HIROSHI·Filed 2011·Granted Jun 17, 2014·0 cites·19 claims
- 3538US2007065201A1Sheet conveying apparatus and image forming apparatusRICOH PRINTING SYS LTD·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →