Inventor · disambiguated record
Yuji Fujiwara
Also filed as: FUJIWARA YUJI
137 granted patents·29 pending applications·1,851 citations·filing 1982–2025
99Inventor score
Files withYAMAHA CORP53MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23CANON KK22NIPPON TELEGRAPH & TELEPHONE12FUJIWARA YUJI10
Top patents by PatentIndex Score
166 records- 0196US9342010B2Image heating apparatusCANON KK·Filed 2014·Granted May 17, 2016·12 cites·21 claims
- 0296US8606136B2Voltage detection device and image heating deviceSHIMURA YASUHIRO·Filed 2011·Granted Dec 10, 2013·20 cites·19 claims
- 0395US10416595B2Image forming apparatus having a control circuit that selectively controls power to be supplied to a plurality of heat generating blocks of a heaterCANON KK·Filed 2018·Granted Sep 17, 2019·8 cites·13 claims
- 0494USD691517SAutomobile and/or toy replica thereofKWON PANSOO·Filed 2012·Granted Oct 15, 2013·66 cites·1 claims
- 0593US11034710B2CDK9 inhibitors and polymorphs thereof for use as agents for treatment of cancerSUMITOMO DAINIPPON PHARMA ONCOLOGY INC·Filed 2019·Granted Jun 15, 2021·7 cites·28 claims
- 0692US7332670B2Automatic player exactly bringing pedal to half point, musical instrument equipped therewith and method used thereinYAMAHA CORP·Filed 2005·Granted Feb 19, 2008·52 cites·21 claims
- 0792US5677981AVideo signal recording apparatus which receives a digital progressive scan TV signal and switches the progressive signal frame by frame alternatelyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1995·Granted Oct 14, 1997·107 cites·5 claims
- 0891US9494899B2Fixing device and heater used in fixing deviceCANON KK·Filed 2015·Granted Nov 15, 2016·10 cites·12 claims
- 0991US9098035B2Fixing device and heater used in fixing deviceCANON KK·Filed 2013·Granted Aug 4, 2015·14 cites·11 claims
- 1090US9031440B2Heating apparatus and image forming apparatusCANON KK·Filed 2013·Granted May 12, 2015·5 cites·11 claims
- 1190US7279630B2Automatic player musical instrument, automatic player used therein and method for exactly controlling keysYAMAHA CORP·Filed 2005·Granted Oct 9, 2007·15 cites·38 claims
- 1289US10845741B2Image forming apparatus in which a first circuit for supplying power to a heater and second and third circuits electrically isolated from the first circuit are linearly disposed on a circuit board surfaceCANON KK·Filed 2019·Granted Nov 24, 2020·2 cites·19 claims
- 1389US6801574B2Apparatus of layered picture coding, apparatus of picture decoding, methods of picture decoding, apparatus of recording for digital broadcasting signal, and apparatus of picture and audio decodingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Oct 5, 2004·36 cites·1 claims
- 1488US10101695B2Image heating apparatus having a temperature detecting element mounted in a supporting member to contact a heat-conductive memberCANON KK·Filed 2017·Granted Oct 16, 2018·2 cites·7 claims
- 1587US9502014B1Actuator control in automatic performance of musical instrumentYAMAHA CORP·Filed 2016·Granted Nov 22, 2016·6 cites·13 claims
- 1687USD528469SAutomobile and toy replica thereofTOYOTA MOTOR CO LTD·Filed 2005·Granted Sep 19, 2006·38 cites·1 claims
- 1787US6847685B1Shuffling device, coding device, decoding device of video signal and medium recording the programs of shuffling, coding and decodingMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Jan 25, 2005·35 cites·28 claims
- 1887US2025377620A1Structure for electrically protecting fixing apparatus provided in image forming apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1986US8586737B2Process of a quaternary ammonium salt using phosphateAE NOBUYUKI·Filed 2011·Granted Nov 19, 2013·7 cites·26 claims
- 2086US7820902B2Music performance system for music session and component musical instrumentsYAMAHA CORP·Filed 2008·Granted Oct 26, 2010·19 cites·17 claims
- 2186US7723598B2Electronic proof system and musical instrument equipped with the sameYAMAHA CORP·Filed 2008·Granted May 25, 2010·8 cites·20 claims
- 2285US12242217B2Image forming system, image forming apparatus, and fixing deviceCANON KK·Filed 2023·Granted Mar 4, 2025·1 cites·28 claims
- 2385US9429889B2Image heating apparatusCANON KK·Filed 2014·Granted Aug 30, 2016·3 cites·11 claims
- 2484US11203300B2Storage device for vehicleMORIROKU TECH COMPANY LTD·Filed 2020·Granted Dec 21, 2021·2 cites·5 claims
- 2584USD703591SRear bumper for an automobileKWON PANSOO·Filed 2012·Granted Apr 29, 2014·27 cites·1 claims
- 2683USD630972SMotor vehicle and/or toy replica thereofTOYOTA MOTOR CO LTD·Filed 2010·Granted Jan 18, 2011·24 cites·1 claims
- 2783US6969791B2Automatic player keyboard musical instrument equipped with key sensors shared between automatic playing system and recording systemYAMAHA CORP·Filed 2004·Granted Nov 29, 2005·29 cites·18 claims
- 2882US7295983B2Musical tune playback apparatusYAMAHA CORP·Filed 2003·Granted Nov 13, 2007·41 cites·10 claims
- 2982US6359207B1Position transducer system with built-in calibrator for moving object, method for accurately determining position of moving object and keyboard musical instrument equipped with the position transducer systemYAMAHA CORP·Filed 1999·Granted Mar 19, 2002·67 cites·9 claims
- 3081US7420116B2Music data modifier for music data expressing delicate nuance, musical instrument equipped with the music data modifier and music systemYAMAHA CORP·Filed 2005·Granted Sep 2, 2008·13 cites·20 claims
- 3180US12210310B2Image forming apparatus having a connector that electrically connects a fixing unit to a circuit board having a power control circuitCANON KK·Filed 2023·Granted Jan 28, 2025·0 cites·4 claims
- 3280US6992241B2Automatic player musical instrument for exactly reproducing performance and automatic player incorporated thereinYAMAHA CORP·Filed 2004·Granted Jan 31, 2006·24 cites·21 claims
- 3380US4743196AContinuous annealing furnace for a stripCHUGAI RO KOGYO KAISHA LTD·Filed 1986·Granted May 10, 1988·20 cites·2 claims
- 3479US7473841B2Automatic player capable of reproducing stop-and-go key motion and musical instrument using the sameYAMAHA CORP·Filed 2006·Granted Jan 6, 2009·12 cites·20 claims
- 3579US7285715B2Velocity estimator for manipulators and musical instrument using the sameYAMAHA CORP·Filed 2006·Granted Oct 23, 2007·12 cites·17 claims
- 3679US2025197432A1CDK9 Inhibitors and Polymorphs Thereof For Use As Agents For Treatment of CancerSUMITOMO PHARMA ONCOLOGY INC·Filed 2024·Application pending·0 cites
- 3778US11731960B2Biheterocyclic compoundSUMITOMO PHARMA CO LTD·Filed 2022·Granted Aug 22, 2023·0 cites·17 claims
- 3878US9715200B2Image heating apparatusCANON KK·Filed 2016·Granted Jul 25, 2017·1 cites·14 claims
- 3978US8074832B2Hinge structure for a console box lidFUJIWARA YUJI·Filed 2009·Granted Dec 13, 2011·23 cites·16 claims
- 4078US7268289B2Musical instrument performing artistic visual expression and controlling system incorporated thereinYAMAHA CORP·Filed 2005·Granted Sep 11, 2007·8 cites·24 claims
- 4178USD526934SAutomobile and toy replica thereofTOYOTA MOTOR CO LTD·Filed 2005·Granted Aug 22, 2006·24 cites·1 claims
- 4277USD703592SRear bumper for an automobileKWON PANSOO·Filed 2013·Granted Apr 29, 2014·18 cites·1 claims
- 4377US7235727B2Automatic piano, and method and program for automatically operating a keyYAMAHA CORP·Filed 2005·Granted Jun 26, 2007·7 cites·7 claims
- 4476US12077554B2CDK9 inhibitors and polymorphs thereof for use as agents for treatment of cancerSUMITOMO PHARMA ONCOLOGY INC·Filed 2022·Granted Sep 3, 2024·0 cites·20 claims
- 4576US11040038B2Methods for treating diseases associated with abnormal ACVR1 expression and ACVR1 inhibitors for use in the sameSUMITOMO DAINIPPON PHARMA ONCOLOGY INC·Filed 2019·Granted Jun 22, 2021·1 cites·11 claims
- 4676US8855509B2Heating apparatus and voltage detection apparatusFUJIWARA YUJI·Filed 2011·Granted Oct 7, 2014·2 cites·24 claims
- 4776US6380470B1Training system for music performance, keyboard musical instrument equipped therewith and training keyboardYAMAHA CORP·Filed 2000·Granted Apr 30, 2002·22 cites·39 claims
- 4876US4469000ASolenoid driving apparatus for actuating key of player pianoNIPPON MUSICAL INSTRUMENTS MFG·Filed 1982·Granted Sep 4, 1984·32 cites·9 claims
- 4975US7238873B2Automatic player musical instrument exactly reproducing performance and automatic player used thereinYAMAHA CORP·Filed 2005·Granted Jul 3, 2007·8 cites·18 claims
- 5074US11768454B2Image forming apparatus having a first circuit for supplying power to a heater, a second circuit electrically insulated with reinforced insulation from the first circuit, and a third circuit electrically insulated from the first and second circuitsCANON KK·Filed 2022·Granted Sep 26, 2023·0 cites·4 claims
Showing the top 50 of 166 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →