Inventor · disambiguated record
Yasutada Tsukioka
Also filed as: TSUKIOKA YASUTADA
49 granted patents·3 pending applications·780 citations·filing 2004–2017
98Inventor score
Top patents by PatentIndex Score
52 records- 0198US7957663B2Heater, fixing unit and image forming apparatusRICOH CO LTD·Filed 2010·Granted Jun 7, 2011·23 cites·17 claims
- 0298US7239821B2Image forming apparatus including a heating unitRICOH KK·Filed 2005·Granted Jul 3, 2007·38 cites·14 claims
- 0397US7885569B2Heater, fixing unit and image forming apparatus operable with a main and auxiliary power supply unitRICOH CO LTD·Filed 2009·Granted Feb 8, 2011·26 cites·28 claims
- 0497US7565087B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2008·Granted Jul 21, 2009·32 cites·11 claims
- 0597US7551869B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Jun 23, 2009·31 cites·21 claims
- 0697US7496309B2Image forming apparatus with auxiliary power sourceRICOH KK·Filed 2007·Granted Feb 24, 2009·26 cites·14 claims
- 0797US7373094B2Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensorRICOH KK·Filed 2006·Granted May 13, 2008·27 cites·19 claims
- 0897US7366432B2Fixing device for fixing an image, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Apr 29, 2008·30 cites·18 claims
- 0997US7343113B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Mar 11, 2008·35 cites·22 claims
- 1097US7333743B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Feb 19, 2008·37 cites·20 claims
- 1197US7308216B2Image forming apparatus and method to supply power to a fixing deviceRICOH KK·Filed 2005·Granted Dec 11, 2007·38 cites·21 claims
- 1297US7212758B2Image-forming apparatusRICOH KK·Filed 2006·Granted May 1, 2007·27 cites·3 claims
- 1397US7209675B2Image forming apparatusRICOH KK·Filed 2005·Granted Apr 24, 2007·36 cites·3 claims
- 1496US7515845B2Method for supplying power, and fixing and image forming apparatusesRICOH KK·Filed 2005·Granted Apr 7, 2009·26 cites·10 claims
- 1596US7356270B2Fixing device, image forming apparatus including the fixing device, and fixing methodRICOH KK·Filed 2005·Granted Apr 8, 2008·27 cites·21 claims
- 1696US7054570B2Image-forming apparatusRICOH KK·Filed 2004·Granted May 30, 2006·59 cites·27 claims
- 1795US9091908B2Image projection apparatusYAMADA MASAMICHI·Filed 2012·Granted Jul 28, 2015·11 cites·5 claims
- 1895US8985786B2Image projection apparatusFUJIOKA TETSUYA·Filed 2012·Granted Mar 24, 2015·14 cites·6 claims
- 1995US7609988B2Heater, fixing unit and image forming apparatus having power supplied from chargeable auxiliary power supplying unit varied per unit timeRICOH KK·Filed 2004·Granted Oct 27, 2009·38 cites·30 claims
- 2094US7130555B2Fixing unit having a plurality of heaters, image forming apparatus and method of determining temperature detecting position of temperature sensorRICOH KK·Filed 2004·Granted Oct 31, 2006·41 cites·36 claims
- 2194US7116923B2Fuser provided with auxiliary power supply device to operate with varying powerRICOH KK·Filed 2004·Granted Oct 3, 2006·47 cites·13 claims
- 2293US7212759B2Heating device, fixing device and image forming apparatusRICOH KK·Filed 2004·Granted May 1, 2007·36 cites·15 claims
- 2391US9010940B2Image projection apparatusRICOH CO LTD·Filed 2014·Granted Apr 21, 2015·6 cites·20 claims
- 2489US7603049B2Image formation apparatus and associated method of storing powerRICOH KK·Filed 2005·Granted Oct 13, 2009·34 cites·11 claims
- 2587US9004697B2Image projection apparatusRICOH CO LTD·Filed 2014·Granted Apr 14, 2015·4 cites·9 claims
- 2685US8882277B2Image projection apparatusFUJIOKA TETSUYA·Filed 2012·Granted Nov 11, 2014·5 cites·11 claims
- 2784US9052580B2Outer housing for an image projection apparatusFUJIOKA TETSUYA·Filed 2012·Granted Jun 9, 2015·5 cites·6 claims
- 2881US8693933B2Endless belt assembly, fixing device, and image forming apparatus including a belt tracking mechanismTSUKIOKA YASUTADA·Filed 2011·Granted Apr 8, 2014·3 cites·11 claims
- 2980US9010939B2Image projection apparatusFUJIOKA TETSUYA·Filed 2012·Granted Apr 21, 2015·3 cites·8 claims
- 3079US8131198B2Image forming apparatus, fixing unit, and image forming method with improved heating mechanismISHII KENJI·Filed 2006·Granted Mar 6, 2012·6 cites·24 claims
- 3176US8385763B2Heating fixer and image forming apparatus having position detectors and blocking bladesRICOH CO LTD·Filed 2010·Granted Feb 26, 2013·2 cites·7 claims
- 3275US9291883B2Image projection apparatusRICOH CO LTD·Filed 2015·Granted Mar 22, 2016·1 cites·7 claims
- 3374US9329463B2Image projection apparatusRICOH CO LTD·Filed 2015·Granted May 3, 2016·1 cites·28 claims
- 3474US9075297B2Image projection apparatusRICOH CO LTD·Filed 2014·Granted Jul 7, 2015·1 cites·21 claims
- 3568US8565658B2Driving apparatus, fixing apparatus, and image forming apparatusTSUKIOKA YASUTADA·Filed 2011·Granted Oct 22, 2013·1 cites·8 claims
- 3665US9033514B2Image projection apparatusRICOH CO LTD·Filed 2013·Granted May 19, 2015·1 cites·12 claims
- 3764US9329464B2Image projection apparatus including two ventilation unitsTSUKIOKA YASUTADA·Filed 2013·Granted May 3, 2016·1 cites·10 claims
- 3862US10012893B2Image projection apparatusRICOH CO LTD·Filed 2017·Granted Jul 3, 2018·0 cites·2 claims
- 3962US9016868B2Image projection apparatusKANAI HIDEO·Filed 2013·Granted Apr 28, 2015·1 cites·5 claims
- 4060US9671681B2Image projection apparatusRICOH CO LTD·Filed 2016·Granted Jun 6, 2017·0 cites·10 claims
- 4158US8998425B2Image projection apparatusFUJIOKA TETSUYA·Filed 2012·Granted Apr 7, 2015·0 cites·9 claims
- 4257US9304381B2Image projection apparatusRICOH CO LTD·Filed 2015·Granted Apr 5, 2016·0 cites·6 claims
- 4356US9086615B2Image projection apparatusISHIKAWA NAOYUKI·Filed 2012·Granted Jul 21, 2015·0 cites·6 claims
- 4454US9429828B2Image projection apparatusRICOH CO LTD·Filed 2015·Granted Aug 30, 2016·0 cites·4 claims
- 4553US9274409B2Image projection apparatusFUJIOKA TETSUYA·Filed 2015·Granted Mar 1, 2016·0 cites·10 claims
- 4651US9348201B2Image projection apparatusISHIKAWA NAOYUKI·Filed 2015·Granted May 24, 2016·0 cites·16 claims
- 4746US8406648B2Heating device, fixing device, and image forming apparatusTSUKIOKA YASUTADA·Filed 2010·Granted Mar 26, 2013·0 cites·9 claims
- 4845US2007031159A1Heating device, fixing device and image forming apparatusKISHI KAZUHITO·Filed 2006·Application pending·0 cites
- 4942US8918038B2Fixing device and image forming apparatus incorporating sameTSUKIOKA YASUTADA·Filed 2011·Granted Dec 23, 2014·0 cites·20 claims
- 5041US8600252B2System and method for controlling operation of a fixing device in an image forming apparatusTSUKIOKA YASUTADA·Filed 2011·Granted Dec 3, 2013·0 cites·8 claims
Showing the top 50 of 52 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →