Inventor · disambiguated record
Hirofumi Nakagawa
Also filed as: NAKAGAWA HIROFUMI
44 granted patents·18 pending applications·150 citations·filing 1989–2024
97Inventor score
Files withJAPAN DISPLAY INC16TANAKA PRECIOUS METAL IND8JOLED INC5KONICA MINOLTA INC5MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5
Top patents by PatentIndex Score
62 records- 0186US4922299AElectrostatic charge emitting apparatusUNICO·Filed 1989·Granted May 1, 1990·30 cites·17 claims
- 0285US8048193B2Method for producing gold colloid and gold colloidTANAKA PRECIOUS METAL IND·Filed 2007·Granted Nov 1, 2011·9 cites·8 claims
- 0385US7176741B2Level shift circuitMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Feb 13, 2007·13 cites·4 claims
- 0483US9557873B2Electronic device and method for controlling the electronic deviceJAPAN DISPLAY INC·Filed 2015·Granted Jan 31, 2017·3 cites·8 claims
- 0581US8045881B2Cleaning device for intermediate transferring member and image-forming apparatusKONICA MINOLTA BUSINESS TECH·Filed 2009·Granted Oct 25, 2011·6 cites·12 claims
- 0680US10235938B2Gate driver circuit including variable clock cycle control, and image display apparatus including the sameJOLED INC·Filed 2014·Granted Mar 19, 2019·3 cites·19 claims
- 0779US8909067B2Optical output module, optical transceiver, and optical transmission systemTAKEGUCHI KOUJI·Filed 2012·Granted Dec 9, 2014·8 cites·10 claims
- 0878US10684730B2Electronic device which acquires data for detecting position on display device with accuracy and outputs the data, and control method thereofJAPAN DISPLAY INC·Filed 2017·Granted Jun 16, 2020·2 cites·12 claims
- 0978US9823776B2Electronic apparatus and method of controlling the sameJAPAN DISPLAY INC·Filed 2017·Granted Nov 21, 2017·2 cites·17 claims
- 1078US9576549B2Electronic apparatus and method of controlling the sameJAPAN DISPLAY INC·Filed 2014·Granted Feb 21, 2017·4 cites·11 claims
- 1174US9266916B2Production method for dodecacarbonyl trirutheniumTANAKA PRECIOUS METAL IND·Filed 2014·Granted Feb 23, 2016·1 cites·8 claims
- 1274US2025059642A1Raw material for chemical deposition containing organoruthenium compound, and chemical deposition method for ruthenium thin film or ruthenium compound thin filmTANAKA PRECIOUS METAL IND·Filed 2024·Application pending·0 cites
- 1373US9195334B2Electronic device and method for controlling the electronic deviceJAPAN DISPLAY INC·Filed 2014·Granted Nov 24, 2015·2 cites·8 claims
- 1472US9740395B2Electronic apparatus with sensor-integrated display device and method of controlling the sameJAPAN DISPLAY INC·Filed 2014·Granted Aug 22, 2017·3 cites·8 claims
- 1570US8508517B2Electrostatic protection elementASADA TETSUO·Filed 2010·Granted Aug 13, 2013·3 cites·10 claims
- 1668US8190051B2Cleaning device for intermediate transferring member and image-forming apparatus equipped with the sameSANO TETSUO·Filed 2009·Granted May 29, 2012·4 cites·14 claims
- 1767US10043454B2Source driver circuit, and display deviceJOLED INC·Filed 2015·Granted Aug 7, 2018·1 cites·5 claims
- 1866US7079125B2Display device driving circuit and display deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Jul 18, 2006·12 cites·14 claims
- 1963US8471879B2Image forming apparatus and image forming methodKANAZAWA IKUKO·Filed 2011·Granted Jun 25, 2013·1 cites·17 claims
- 2063US2024060176A1Raw material for chemical deposition containing organoruthenium compound, and chemical deposition method for ruthenium thin film or ruthenium compound thin filmTANAKA PRECIOUS METAL IND·Filed 2022·Application pending·0 cites
- 2161US2025206031A1Liquid feeding apparatus, image forming apparatus, and diagnosis method for liquid feeding apparatusKONICA MINOLTA INC·Filed 2024·Application pending·0 cites
- 2258US10761466B2Fixing device for setting the glossiness of the toner imageKONICA MINOLTA INC·Filed 2019·Granted Sep 1, 2020·0 cites·9 claims
- 2355US12141399B2Sensor moduleJAPAN DISPLAY INC·Filed 2023·Granted Nov 12, 2024·0 cites·10 claims
- 2455US9953577B2Gate drive integrated circuit used in image display device, image display device, and organic EL displayJOLED INC·Filed 2014·Granted Apr 24, 2018·1 cites·10 claims
- 2555US7009426B2Data transmission/reception systemMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Mar 7, 2006·5 cites·8 claims
- 2654US11619403B2Ceiling-embedded air conditionerFUJITSU GENERAL LTD·Filed 2019·Granted Apr 4, 2023·0 cites·5 claims
- 2754US9727180B2Electronic apparatus configured to change operation of sensor which outputs information for detecting position on display deviceJAPAN DISPLAY INC·Filed 2014·Granted Aug 8, 2017·0 cites·12 claims
- 2854US5239644AData preloading method and system for using a bufferHITACHI LTD·Filed 1991·Granted Aug 24, 1993·30 cites·3 claims
- 2954US2017083158A1Electronic device and method for controlling the electronic deviceJAPAN DISPLAY INC·Filed 2016·Application pending·0 cites
- 3053US10403197B2Gate driver IC, chip-on-film substrate, and display apparatusJOLED INC·Filed 2014·Granted Sep 3, 2019·0 cites·7 claims
- 3151US11500919B2Systems and methods for image-based online marketplace postingMERCARI INC·Filed 2019·Granted Nov 15, 2022·0 cites·19 claims
- 3251US9499411B2Device for producing and method for producing dodecacarbonyl trirutheniumTANAKA PRECIOUS METAL IND·Filed 2014·Granted Nov 22, 2016·0 cites·8 claims
- 3351US9429890B2Fixing device, image forming apparatus and fixing methodKONICA MINOLTA INC·Filed 2016·Granted Aug 30, 2016·0 cites·14 claims
- 3450US9290841B2Organoruthenium compound for chemical vapor deposition raw material and production method for the organoruthenium compoundSAITO MASAYUKI·Filed 2012·Granted Mar 22, 2016·0 cites·20 claims
- 3550US2021065269A1Listing support method and systemMERCARI INC·Filed 2020·Application pending·0 cites
- 3649US11102884B2Optical moduleCIG PHOTONICS JAPAN LTD·Filed 2020·Granted Aug 24, 2021·0 cites·7 claims
- 3749US9773452B2EL display apparatus having a control circuit for protection of a gate driver circuitJOLED INC·Filed 2014·Granted Sep 26, 2017·0 cites·4 claims
- 3849US2006277149A1Electronic clearing system, electronic clearing server, electronic clearing terminal, and computer programSONY CORP·Filed 2006·Application pending·0 cites
- 3948US9746949B2Electronic device for efficiently performing data transmission and method for controlling the sameJAPAN DISPLAY INC·Filed 2014·Granted Aug 29, 2017·0 cites·7 claims
- 4048US8467118B2Optical moduleKAGAYA OSAMU·Filed 2011·Granted Jun 18, 2013·0 cites·4 claims
- 4148US7287520B2Apparatus for enhancing combustion efficiency of liquid fuelHASHIMOTO KENICHI·Filed 2003·Granted Oct 30, 2007·5 cites·26 claims
- 4248US2021207818A1Ceiling-embedded air conditionerFUJITSU GENERAL LTD·Filed 2019·Application pending·0 cites
- 4347US9448661B2Electronic device and method for controlling the sameJAPAN DISPLAY INC·Filed 2014·Granted Sep 20, 2016·0 cites·3 claims
- 4447US9316953B2Wet-type image formation apparatus and a charging device for charging a recording medium, and methodKONICA MINOLTA INC·Filed 2014·Granted Apr 19, 2016·0 cites·10 claims
- 4547US2021073266A1Recording medium recorded with search program, search method, and terminal apparatusMERCARI INC·Filed 2020·Application pending·0 cites
- 4646US2014292679A1Electronic device, application-executing device and method for controlling the electronic deviceJAPAN DISPLAY INC·Filed 2014·Application pending·0 cites
- 4746US2014292676A1Electronic device and method for controlling the electronic deviceJAPAN DISPLAY INC·Filed 2014·Application pending·0 cites
- 4846US2014292686A1Electronic device and method of controlling the sameJAPAN DISPLAY INC·Filed 2014·Application pending·0 cites
- 4946US2014292680A1Electronic device and method for controlling the sameJAPAN DISPLAY INC·Filed 2014·Application pending·0 cites
- 5045US8913933B2Paper conveying device, image forming apparatus, and push-in amount adjusting methodKONICA MINOLTA INC·Filed 2013·Granted Dec 16, 2014·0 cites·10 claims
Showing the top 50 of 62 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →