Inventor · disambiguated record
Tomoyuki Nishikawa
Also filed as: NISHIKAWA TOMOYUKI
57 granted patents·11 pending applications·579 citations·filing 1990–2024
98Inventor score
Files withASAHI OPTICAL CO LTD28Nissin chemical ind co ltd6ANDO ELECTRIC4SEIREN CO LTD4KYOWA HAKKO KIRIN CO LTD3
Top patents by PatentIndex Score
68 records- 0195US5787321ATemperature controlling device for fixing unitASAHI OPTICAL CO LTD·Filed 1997·Granted Jul 28, 1998·88 cites·21 claims
- 0293US11536160B2Steam turbineMITSUBISHI HEAVY IND COMPRESSOR CORP·Filed 2022·Granted Dec 27, 2022·2 cites·3 claims
- 0388US11156277B2Torque fluctuation inhibiting device, torque converter and power transmission deviceEXEDY CORP·Filed 2018·Granted Oct 26, 2021·4 cites·8 claims
- 0485US5956554ASheet drying prevention deviceASAHI OPTICAL CO LTD·Filed 1996·Granted Sep 21, 1999·40 cites·32 claims
- 0583US7807176B2Polypeptide promoting vascular endothelial cell growthGENOMIDEA INC·Filed 2005·Granted Oct 5, 2010·6 cites·9 claims
- 0682US8991578B2Clutch deviceTANAKA SATOSHI·Filed 2010·Granted Mar 31, 2015·4 cites·22 claims
- 0781US11845872B2Dispersion composition, dispersion and ink composition, and method of producing the sameNissin chemical ind co ltd·Filed 2022·Granted Dec 19, 2023·0 cites·5 claims
- 0880US5432593ASheet overheat prevention mechanism for fixing deviceASAHI OPTICAL CO LTD·Filed 1993·Granted Jul 11, 1995·27 cites·11 claims
- 0980US5321479AElectrophotographic apparatusASAHI OPTICAL CO LTD·Filed 1993·Granted Jun 14, 1994·26 cites·8 claims
- 1079US10787428B2α,β-unsaturated amide compoundKYOWA KIRIN CO LTD·Filed 2016·Granted Sep 29, 2020·2 cites·19 claims
- 1178US5835835AFixing unit having press roller opening/closing mechanismsASAHI OPTICAL CO LTD·Filed 1997·Granted Nov 10, 1998·28 cites·11 claims
- 1277US8216356B2Ink set for ink jet, ink jet coloring process and colored product for outdoorNISHIKAWA TOMOYUKI·Filed 2008·Granted Jul 10, 2012·5 cites·7 claims
- 1377US5493377AContinuous form printerASAHI OPTICAL CO LTD·Filed 1994·Granted Feb 20, 1996·23 cites·17 claims
- 1474US5479242AFan system for electrophotographic apparatusASAHI OPTICAL CO LTD·Filed 1994·Granted Dec 26, 1995·20 cites·23 claims
- 1574US5109255ATemperature control systemASAHI OPTICAL CO LTD·Filed 1990·Granted Apr 28, 1992·51 cites·13 claims
- 1672US7264330B2Ultraviolet ray curable ink, ink composition for ink jet and process for preparing ink jet printed matter using the sameSEIREN CO LTD·Filed 2005·Granted Sep 4, 2007·2 cites·4 claims
- 1772US7037952B2Ultraviolet ray curable ink, ink composition for ink jet and process for preparing ink jet printed matter using the sameSEIREN CO LTD·Filed 2003·Granted May 2, 2006·10 cites·1 claims
- 1872US5315359AHeat roll fixing unitASAHI OPTICAL CO LTD·Filed 1992·Granted May 24, 1994·19 cites·39 claims
- 1972US2024124730A1Dispersant, dispersion, ink composition, and method for producing sameNissin chemical ind co ltd·Filed 2023·Application pending·0 cites
- 2070US12461473B2Heating device, fixing device, and image forming apparatusKABATA TOSHIYUKI·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
- 2168US11542403B2Dispersion composition, dispersion and ink composition, and method of producing the sameNissin chemical ind co ltd·Filed 2019·Granted Jan 3, 2023·0 cites·4 claims
- 2267US5532811ASheet feed mechanism with control for advancement and retraction of paperASAHI OPTICAL CO LTD·Filed 1994·Granted Jul 2, 1996·16 cites·11 claims
- 2366US5926680AFixing unitASAHI OPTICAL CO LTD·Filed 1997·Granted Jul 20, 1999·17 cites·19 claims
- 2465US8642163B2Ultraviolet-curable inkjet ink set and colored board for outdoor use printed by using the ink setNISHIKAWA TOMOYUKI·Filed 2007·Granted Feb 4, 2014·1 cites·12 claims
- 2564US9946223B2Cooling device and image forming apparatus incorporating the cooling deviceKOJIMA REO·Filed 2016·Granted Apr 17, 2018·1 cites·19 claims
- 2662US5187528AElectrophotographic image forming apparatus having continuous form skew preventionASAHI OPTICAL CO LTD·Filed 1991·Granted Feb 16, 1993·13 cites·6 claims
- 2761US5061957APower controlling deviceASAHI OPTICAL CO LTD·Filed 1990·Granted Oct 29, 1991·12 cites·10 claims
- 2861US2023312947A1Dispersing agent, dispersion element, ink composition, and method for manufacturing sameNissin chemical ind co ltd·Filed 2021·Application pending·0 cites
- 2960US12117768B2Image forming apparatus including a filter for collect foreign substances in air sucked into at least one intakeANDOH TAKAYUKI·Filed 2023·Granted Oct 15, 2024·0 cites·20 claims
- 3060US5170214AFixing device having a cleaning elementASAHI OPTICAL CO LTD·Filed 1991·Granted Dec 8, 1992·12 cites·20 claims
- 3160US5101239ATransfer device for electrophotographic printerASAHI OPTICAL CO LTD·Filed 1990·Granted Mar 31, 1992·14 cites·5 claims
- 3257US5355203AHeat roll fixing unit with uniform heat distributionASAHI OPTICAL CO LTD·Filed 1993·Granted Oct 11, 1994·11 cites·15 claims
- 3357US5101228AStorage vessel detecting mechanismASAHI OPTICAL CO LTD·Filed 1990·Granted Mar 31, 1992·11 cites·11 claims
- 3456US11332455B2α,β-unsaturated amide compoundKYOWA KIRIN CO LTD·Filed 2020·Granted May 17, 2022·0 cites·3 claims
- 3556US9194441B2Clutch deviceEXEDY CORP·Filed 2014·Granted Nov 24, 2015·0 cites·4 claims
- 3656US7261407B2Process and printing apparatus for ink jet printing on cloth using ultraviolet ray curable inkSEIREN CO LTD·Filed 2004·Granted Aug 28, 2007·7 cites·2 claims
- 3756US6101365AImage generating apparatus with tension unit for adjusting tension of continuous paperASAHI OPTICAL CO LTD·Filed 1999·Granted Aug 8, 2000·12 cites·16 claims
- 3855US11166995B2Anticancer agent comprising HVJ-E and immune checkpoint protein inhibitorUNIV OSAKA·Filed 2017·Granted Nov 9, 2021·0 cites·6 claims
- 3954US5148284AData recovery device for printerASAHI OPTICAL CO LTD·Filed 1990·Granted Sep 15, 1992·19 cites·11 claims
- 4053US11066568B2Dispersant, dispersion and ink composition, and preparing method thereofNissin chemical ind co ltd·Filed 2019·Granted Jul 20, 2021·0 cites·8 claims
- 4151US5842100AFixing unitASAHI OPTICAL CO LTD·Filed 1997·Granted Nov 24, 1998·10 cites·14 claims
- 4251US2023233705A1Gold nanoparticle-containing medicineUNIV OSAKA·Filed 2021·Application pending·0 cites
- 4350US10640662B2Dispersant, dispersion, ink composition, and methods of preparation thereofNissin chemical ind co ltd·Filed 2017·Granted May 5, 2020·0 cites·17 claims
- 4449US5475481AFixing device for electrophotographic imaging apparatusASAHI OPTICAL CO LTD·Filed 1993·Granted Dec 12, 1995·8 cites·13 claims
- 4548US2006099597A1Method of isolating nucleic acid having desired functional property and kit thereforKANEDA YASUFUMI·Filed 2003·Application pending·0 cites
- 4647US10227894B2Rotary systemMITSUBISHI HEAVY IND COMPRESSOR CORP·Filed 2014·Granted Mar 12, 2019·0 cites·4 claims
- 4747US5184952AHeat roll fixing unitASAHI OPTICAL CO LTD·Filed 1991·Granted Feb 9, 1993·7 cites·12 claims
- 4847US2011039845A12-aminoquinazoline derivativeKYOWA HAKKO KIRIN CO LTD·Filed 2009·Application pending·0 cites
- 4945US5565972AElectrophotographic printer using a continuous-form recording sheetASAHI OPTICAL CO LTD·Filed 1992·Granted Oct 15, 1996·10 cites·88 claims
- 5043US2022202846A1Immunostimulating compositionUNIV OSAKA·Filed 2020·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →