Inventor · disambiguated record
Tomoaki Sugawara
Also filed as: SUGAWARA TOMOAKI
44 granted patents·9 pending applications·264 citations·filing 1994–2023
97Inventor score
Top patents by PatentIndex Score
53 records- 0194US10442091B2Pressure-sensitive sensor, gripping device, and robotKONDOH TSUNEAKI·Filed 2016·Granted Oct 15, 2019·12 cites·8 claims
- 0294US6493529B1Charging device with walls surrounding the electrodes which reduce ozone emissionsRICOH KK·Filed 2000·Granted Dec 10, 2002·56 cites·39 claims
- 0392US9960714B2Power generating elementKONDOH TSUNEAKI·Filed 2017·Granted May 1, 2018·5 cites·6 claims
- 0488US11534929B2Emergency stop pressure sensor, safety device, and safety systemRICOH CO LTD·Filed 2016·Granted Dec 27, 2022·5 cites·6 claims
- 0588US11189778B2Element, cell, and power generation deviceRICOH CO LTD·Filed 2016·Granted Nov 30, 2021·3 cites·10 claims
- 0687US10541628B2Power generating device having a deformable element that generates power when deformingARIZUMI YUKO·Filed 2016·Granted Jan 21, 2020·3 cites·12 claims
- 0787US8301068B2Fixing member including through-holes formed through release layer, method for producing the same, and fixing deviceKONDOH TSUNEAKI·Filed 2009·Granted Oct 30, 2012·9 cites·20 claims
- 0886US10636958B2Element and electric generatorARIZUMI YUKO·Filed 2016·Granted Apr 28, 2020·3 cites·11 claims
- 0985US5534063AApparatus for removing image forming substance from sheet and sheet processing apparatusRICOH KK·Filed 1994·Granted Jul 9, 1996·33 cites·17 claims
- 1084US9893652B2Electricity-generating element unit, electric generator, footwear, and flooring materialOTAGIRI MIZUKI·Filed 2016·Granted Feb 13, 2018·3 cites·17 claims
- 1184US9152109B2Fixing member including elastic layer having heat diffusivity, fixer and image forming apparatusSUGAWARA TOMOAKI·Filed 2014·Granted Oct 6, 2015·3 cites·8 claims
- 1284US7558520B2Heating member for an image forming apparatus, having improved releasibility and conductivityRICOH KK·Filed 2005·Granted Jul 7, 2009·14 cites·51 claims
- 1383US10714676B2Sensor and sensor systemOTAGIRI MIZUKI·Filed 2017·Granted Jul 14, 2020·4 cites·10 claims
- 1481US11010004B2Input element and input deviceARAUMI MAYUKA·Filed 2017·Granted May 18, 2021·3 cites·14 claims
- 1581US10651363B2Power generating deviceRICOH CO LTD·Filed 2016·Granted May 12, 2020·2 cites·9 claims
- 1681US10305020B2Element and electric generatorARIZUMI YUKO·Filed 2016·Granted May 28, 2019·2 cites·11 claims
- 1781US5642550AApparatus for removing image forming substance from image holding memberRICOH KK·Filed 1995·Granted Jul 1, 1997·29 cites·5 claims
- 1880US10298150B2Power generating element and power generating device utilizing vibration energyOTAGIRI MIZUKI·Filed 2016·Granted May 21, 2019·2 cites·13 claims
- 1979US8369764B2Fixing member, fixing device, and image forming apparatusRICOH CO LTD·Filed 2009·Granted Feb 5, 2013·5 cites·7 claims
- 2077US8380113B2Fixing member, and fixing device and image forming apparatus using sameRICOH CO LTD·Filed 2009·Granted Feb 19, 2013·4 cites·10 claims
- 2174US10777731B2Element and electric power generatorRICOH CO LTD·Filed 2015·Granted Sep 15, 2020·1 cites·19 claims
- 2273US10270369B2Electric generating element and electric generatorSUGAWARA TOMOAKI·Filed 2016·Granted Apr 23, 2019·2 cites·12 claims
- 2373US10248241B2Digital signage systemKONDOH TSUNEAKI·Filed 2016·Granted Apr 2, 2019·2 cites·6 claims
- 2469US9705429B2Power generating element, light emitting element, band-like light emitting body, and rescue display deviceSUGAWARA TOMOAKI·Filed 2016·Granted Jul 11, 2017·2 cites·9 claims
- 2568US11646677B2Element and method for manufacturing elementRICOH CO LTD·Filed 2020·Granted May 9, 2023·0 cites·11 claims
- 2667US2020388748A1Element and electric power generatorRICOH CO LTD·Filed 2020·Application pending·0 cites
- 2766US8737899B2Fixing liquid, fixing method, fixing unit, image forming method, and image forming apparatusKATANO YASUO·Filed 2009·Granted May 27, 2014·2 cites·7 claims
- 2865US8165514B2Fixing device, and image forming method and image forming apparatus using the sameKATANO YASUO·Filed 2008·Granted Apr 24, 2012·2 cites·8 claims
- 2961US7024147B2Fixing device using a rotary body and image forming apparatus including the sameRICOH KK·Filed 2004·Granted Apr 4, 2006·7 cites·17 claims
- 3061US5897726AMethod of and an apparatus for removing image forming substance from an image supporting bodyRICOH KK·Filed 1997·Granted Apr 27, 1999·16 cites·50 claims
- 3158US9411281B2Fixing member, fixing device, and image forming apparatusKONDOH TSUNEAKI·Filed 2013·Granted Aug 9, 2016·0 cites·10 claims
- 3256US9195191B2Fixing member for electrophotographic fixing, fixing device, and image forming apparatusSUGAWARA TOMOAKI·Filed 2014·Granted Nov 24, 2015·0 cites·8 claims
- 3356US9182714B2Fixing member, fixing device, and image forming apparatusARIZUMI YUKO·Filed 2014·Granted Nov 10, 2015·0 cites·5 claims
- 3454US9037064B2Fixing member, fixing device, and image forming apparatusKONDOH TSUNEAKI·Filed 2012·Granted May 19, 2015·0 cites·13 claims
- 3553US2025372563A1Curable composition for forming adhesive structure, adhesive structure, method of manufacturing adhesive structure, and semiconductor deviceYASHIRO TOHRU·Filed 2023·Application pending·0 cites
- 3652US9201364B2Elastic member for image forming apparatus containing a base and an elastic layer, and fixing member, fixing device, and image forming apparatusNATORI JUNICHIRO·Filed 2013·Granted Dec 1, 2015·0 cites·7 claims
- 3751US9158249B2Fixing member having multiple elastic layers including heat conductive filler, fixing device, and image forming apparatusARIZUMI YUKO·Filed 2014·Granted Oct 13, 2015·0 cites·8 claims
- 3850US9104152B2Pressing member, fixing device, and image forming apparatusKONDOH TSUNEAKI·Filed 2014·Granted Aug 11, 2015·0 cites·9 claims
- 3949US8202359B2Image quality improvement treatment liquid, image quality improvement processing method, image forming method, and image forming apparatusKATANO YASUO·Filed 2009·Granted Jun 19, 2012·0 cites·9 claims
- 4049US6156127AMethod and apparatus for removing image forming substance from image holding memberRICOH KK·Filed 1998·Granted Dec 5, 2000·8 cites·52 claims
- 4148US5896612AMethod and apparatus for removing image forming substance from image holding memberRICOH KK·Filed 1997·Granted Apr 27, 1999·8 cites·87 claims
- 4248US2023028286A1Sensor element and sensor systemTAKAI MASAMI·Filed 2021·Application pending·0 cites
- 4347US10476405B2Element and electric generatorNATORI JUNICHIRO·Filed 2016·Granted Nov 12, 2019·0 cites·15 claims
- 4445US6080255AMethod of and an apparatus for removing image forming substance from an image supporting bodyRICOH KK·Filed 1998·Granted Jun 27, 2000·8 cites·53 claims
- 4544US11018602B2Power generating element and power generating deviceOTAGIRI MIZUKI·Filed 2017·Granted May 25, 2021·0 cites·14 claims
- 4644US2022310899A1ElementMIYAZAWA HIDEYUKI·Filed 2022·Application pending·0 cites
- 4742US2014270823A1Electrophotographic fixing device, fixing rotary member, image forming apparatus, and fixing methodSUGAWARA TOMOAKI·Filed 2014·Application pending·0 cites
- 4840US2012322967A1Fixing member, fixing device, and image forming apparatusKONDOH TSUNEAKI·Filed 2012·Application pending·0 cites
- 4939US2016341381A1Guidance apparatus and guidance systemIMAI TAKAHIRO·Filed 2016·Application pending·0 cites
- 5036US10458816B2Sensor including an electrode, insulator, pressure receiver, and pressure imparting unit, and a system including the sensorMIYAZAWA HIDEYUKI·Filed 2017·Granted Oct 29, 2019·0 cites·6 claims
Showing the top 50 of 53 patent records by PatentIndex Score.
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