Inventor · disambiguated record
Yasuhiro Maehata
Also filed as: MAEHATA YASUHIRO
27 granted patents·2 pending applications·75 citations·filing 2007–2020
94Inventor score
Top patents by PatentIndex Score
29 records- 0194US8845472B2Drive transmission unit and image forming apparatus including sameMATSUDA HIROMICHI·Filed 2012·Granted Sep 30, 2014·10 cites·12 claims
- 0289US8346111B2Image forming deviceRICOH CO LTD·Filed 2010·Granted Jan 1, 2013·6 cites·7 claims
- 0388US10042314B2Cleaning device, process cartridge incorporating the cleaning device, and image forming apparatus incorporating the cleaning deviceTOMITA DAISUKE·Filed 2017·Granted Aug 7, 2018·4 cites·14 claims
- 0486US7702252B2Connector and image forming apparatus including the sameRICOH KK·Filed 2007·Granted Apr 20, 2010·8 cites·13 claims
- 0585US7706723B2Image forming apparatus including phase difference correction with a single drive unitRICOH KK·Filed 2007·Granted Apr 27, 2010·8 cites·18 claims
- 0683US10018941B2Cleaning device, and image forming apparatus and process unit incorporating sameTOMITA DAISUKE·Filed 2017·Granted Jul 10, 2018·2 cites·20 claims
- 0782US9696648B2Image forming apparatusMAEHATA YASUHIRO·Filed 2016·Granted Jul 4, 2017·2 cites·10 claims
- 0881US7860442B2Image fixing device having carbon lamp and reflectorRICOH CO LTD·Filed 2007·Granted Dec 28, 2010·6 cites·19 claims
- 0980US8447212B2Image forming apparatusFUNAMOTO NORIAKI·Filed 2010·Granted May 21, 2013·3 cites·19 claims
- 1079US8254813B2Multicolor imaging systemFUNAMOTO NORIAKI·Filed 2010·Granted Aug 28, 2012·3 cites·8 claims
- 1178US8340552B2Image forming apparatusMAEHATA YASUHIRO·Filed 2010·Granted Dec 25, 2012·3 cites·14 claims
- 1277US9042784B2Rotating-body driving device and image forming apparatusMATSUDA HIROMICHI·Filed 2013·Granted May 26, 2015·2 cites·10 claims
- 1375US8523730B2Planetary gear unit and image forming apparatus including sameMIYAWAKI KATSUAKI·Filed 2012·Granted Sep 3, 2013·4 cites·12 claims
- 1474US9798288B2Image forming apparatus which controls the rotation speed of a lubricant supply rollerMAEHATA YASUHIRO·Filed 2016·Granted Oct 24, 2017·1 cites·19 claims
- 1573US7917058B2Image forming apparatus with cartridge loading deviceRICOH CO LTD·Filed 2008·Granted Mar 29, 2011·4 cites·11 claims
- 1669US9383715B2Lubricant supplying device, process cartridge and image forming apparatusHONJOH KENJI·Filed 2015·Granted Jul 5, 2016·1 cites·20 claims
- 1768US8295736B2Image forming apparatusFUNAMOTO NORIAKI·Filed 2009·Granted Oct 23, 2012·3 cites·8 claims
- 1865US8747276B2Drive device and image forming apparatus including sameSHIMIZU KEISUKE·Filed 2012·Granted Jun 10, 2014·2 cites·16 claims
- 1965US8113079B2Driving device and image forming apparatusSUZUKI KAZUKI·Filed 2008·Granted Feb 14, 2012·2 cites·8 claims
- 2058US10323719B2Planetary gear assembly, drive unit including the planetary gear assembly, and image forming apparatus including the drive unit, and installation method for planetary gear assemblyMATSUDA HIROMICHI·Filed 2016·Granted Jun 18, 2019·0 cites·8 claims
- 2156US11022921B2Image forming apparatusMAEHATA YASUHIRO·Filed 2020·Granted Jun 1, 2021·0 cites·19 claims
- 2256US8948679B2Sheet conveyance device and image forming apparatus including sameMURAKAMI HIROAKI·Filed 2010·Granted Feb 3, 2015·1 cites·19 claims
- 2350US2013260952A1Planetary gear assembly, drive unit including the planetary gear assembly, and image forming apparatus including the drive unit, and installation method for planetary gear assemblyMATSUDA HIROMICHI·Filed 2013·Application pending·0 cites
- 2446US9983512B2Toner conveyance device and image forming apparatusISHIZUKA YUSUKE·Filed 2017·Granted May 29, 2018·0 cites·20 claims
- 2546US9958823B2Device including roller, and image forming apparatus and process cartridge incorporating sameTOMITA DAISUKE·Filed 2016·Granted May 1, 2018·0 cites·20 claims
- 2645US9121477B2Driving device and image forming apparatus including the driving deviceMAEHATA YASUHIRO·Filed 2013·Granted Sep 1, 2015·0 cites·14 claims
- 2736US8095028B2Image forming apparatus and image forming methodEHARA YASUHISA·Filed 2009·Granted Jan 10, 2012·0 cites·7 claims
- 2835US2010226676A1Image forming apparatusRICOH KK·Filed 2010·Application pending·0 cites
- 2934US8864620B2Rotary body driver with planetary gear transmission and image forming apparatus incorporating sameMAEHATA YASUHIRO·Filed 2012·Granted Oct 21, 2014·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →