Inventor · disambiguated record
Yuji Katayama
Also filed as: KATAYAMA YUJI
22 granted patents·17 pending applications·827 citations·filing 1990–2025
96Inventor score
Files withTOSHIBA KK16TOYOTA MOTOR CO LTD10ASAHI CHEMICAL IND2HONDA MOTOR CO LTD2TOYOTA BATTERY CO LTD2
Top patents by PatentIndex Score
39 records- 0198USD441735SDigital audio playerTOSHIBA KK·Filed 2000·Granted May 8, 2001·163 cites·1 claims
- 0298USD439574SDigital audio playerTOSHIBA KK·Filed 2000·Granted Mar 27, 2001·125 cites·1 claims
- 0397USD489052SDigital audio playerTOSHIBA KK·Filed 2002·Granted Apr 27, 2004·219 cites·1 claims
- 0495USD438525SDigital audio playerTOSHIBA KK·Filed 2000·Granted Mar 6, 2001·68 cites·1 claims
- 0592US10138925B2FRP drive shaftFUJIKURA RUBBER LTD·Filed 2015·Granted Nov 27, 2018·7 cites·6 claims
- 0691US10415645B2Torque transmission deviceHONDA MOTOR CO LTD·Filed 2016·Granted Sep 17, 2019·5 cites·4 claims
- 0789USD519971SPortable phoneTOSHIBA KK·Filed 2005·Granted May 2, 2006·41 cites·1 claims
- 0888USD489051SPortion of digital audio playerTOSHIBA KK·Filed 2002·Granted Apr 27, 2004·41 cites·1 claims
- 0984US10309446B2Connecting shaft and manufacturing method of connecting shaftHONDA MOTOR CO LTD·Filed 2017·Granted Jun 4, 2019·4 cites·6 claims
- 1084USD536689SCellular phone with a cameraTOKYO SHIBAURA ELECTRIC CO·Filed 2005·Granted Feb 13, 2007·32 cites·1 claims
- 1172USD438526SDigital audio playerTOSHIBA KK·Filed 2000·Granted Mar 6, 2001·18 cites·1 claims
- 1272US2025273790A1Electricity storage deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1369US2025372839A1Method of manufacturing rechargeable battery and rechargeable batteryTOYOTA BATTERY CO LTD·Filed 2025·Application pending·0 cites
- 1469US2025372780A1Battery case and rechargeable battery cellTOYOTA BATTERY CO LTD·Filed 2025·Application pending·0 cites
- 1568US7668626B2Image displaying method with fluctuation correction and remote control system for moving unit using the methodNAT INST INF & COMM TECH·Filed 2006·Granted Feb 23, 2010·3 cites·8 claims
- 1667US2025323386A1Power storage deviceTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 1767US2025273800A1Electric storage device, and vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1867US2025293330A1Power storage device and vehicleTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 1966US5036750APilot-operated dual check valve assembly with cross-line flow valving pilot pistonsNIPPON AIR BRAKE CO·Filed 1990·Granted Aug 6, 1991·31 cites·3 claims
- 2066US2025293378A1Power storage device and vehicleTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2166US2025293362A1Power storage apparatusTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2266US2025293327A1Power storage deviceTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2365US2025293363A1Power storage device and vehicleTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2464US2025293380A1Electricity storage deviceTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2563USD324044SCombined television receiver and video tape recorderTOSHIBA KK·Filed 1990·Granted Feb 18, 1992·11 cites·1 claims
- 2663US2025293364A1Electricity accumulation apparatus and method of manufacturing electricity accumulation apparatusTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 2762USD580384STelevision setTOSHIBA KK·Filed 2007·Granted Nov 11, 2008·15 cites·1 claims
- 2860USD467602SDigital still cameraTOSHIBA KK·Filed 2002·Granted Dec 24, 2002·11 cites·1 claims
- 2959USD323163SVideo tape recorderTOSHIBA KK·Filed 1990·Granted Jan 14, 1992·9 cites·1 claims
- 3059US2024325977A1Concentration method for analysis solution using forward osmosis membrane, and analysis methodASAHI CHEMICAL IND·Filed 2022·Application pending·0 cites
- 3155US2025114743A1Concentration Method and Concentration System for Raw Material LiquidASAHI CHEMICAL IND·Filed 2023·Application pending·0 cites
- 3249USD357247SVideo tape recorderTOSHIBA KK·Filed 1993·Granted Apr 11, 1995·6 cites·1 claims
- 3348USD477621SDigital still cameraTOSHIBA KK·Filed 2002·Granted Jul 22, 2003·6 cites·1 claims
- 3448USD473579SDigital still cameraTOSHIBA KK·Filed 2002·Granted Apr 22, 2003·6 cites·1 claims
- 3545USD473250SDigital still cameraTOSHIBA KK·Filed 2002·Granted Apr 15, 2003·5 cites·1 claims
- 3644US2004006460A1System and method for problem solution support, and medium storing a program thereforFiled 2003·Application pending·0 cites
- 3738US2003078887A1Electronic settling method and system and electronic settling terminalFiled 2001·Application pending·0 cites
- 3838US2004004811A1Apparatus, method and system for a problem solving support, and a medium storing a program thereforFiled 2003·Application pending·0 cites
- 3934USD344703SVideo tape recorderTOSHIBA KK·Filed 1992·Granted Mar 1, 1994·1 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →