Inventor · disambiguated record
Tatsuya Yoshikawa
Also filed as: YOSHIKAWA TATSUYA
18 granted patents·12 pending applications·268 citations·filing 1996–2024
94Inventor score
Top patents by PatentIndex Score
30 records- 0197US10150082B2Catalyst for internal combustion engine exhaust gas purification, and system for sameUMICORE SHOKUBAI JAPAN CO LTD·Filed 2015·Granted Dec 11, 2018·19 cites·14 claims
- 0291US6797668B2Exhaust gas purifying catalystICT CO LTD·Filed 2001·Granted Sep 28, 2004·48 cites·18 claims
- 0391US5728337ATwin screw extruder and an extruding method using the sameTOSHIBA MACHINE CO LTD·Filed 1996·Granted Mar 17, 1998·81 cites·4 claims
- 0488US6770251B2Exhaust gas purifying catalystICT CO LTD·Filed 2001·Granted Aug 3, 2004·35 cites·20 claims
- 0571US2025117019A1Working robotMAKITA CORP·Filed 2024·Application pending·0 cites
- 0671US2025113770A1Working robotMAKITA CORP·Filed 2024·Application pending·0 cites
- 0769US2025024775A1Working robotMAKITA CORP·Filed 2024·Application pending·0 cites
- 0865US7212097B2Service provision method and apparatus in a distributed systemHITACHI LTD·Filed 2002·Granted May 1, 2007·14 cites·11 claims
- 0963US2025117023A1Autonomous movement systemMAKITA CORP·Filed 2024·Application pending·0 cites
- 1061US7265073B2Exhaust gas purifying catalyst and process for purifying exhaust gasINT CATALYST TECHNOLOGY INC·Filed 2004·Granted Sep 4, 2007·9 cites·13 claims
- 1161US6588573B1Escalator with high speed inclined sectionMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jul 8, 2003·12 cites·7 claims
- 1260US12474296B2Gas sensorDENSO CORP·Filed 2021·Granted Nov 18, 2025·0 cites·10 claims
- 1360US6893997B2Exhaust gas purifying catalyst and method for purifying exhaust gasICT CO LTD·Filed 2001·Granted May 17, 2005·8 cites·18 claims
- 1459US11021499B2Bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine, ammonium salt thereof, and method for producing sameKURARAY CO·Filed 2018·Granted Jun 1, 2021·0 cites·14 claims
- 1559US2025076885A1Autonomous movement systemMAKITA CORP·Filed 2024·Application pending·0 cites
- 1658US2025072318A1Working robotMAKITA CORP·Filed 2024·Application pending·0 cites
- 1757US10696701B2Bis(6-methyl-3-sulphophenyl)phenylphosphine, ammonium salt thereof, and method for producing sameKURARAY CO·Filed 2018·Granted Jun 30, 2020·0 cites·10 claims
- 1856US6591959B1Escalator with high speed inclinded sectionMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jul 15, 2003·9 cites·4 claims
- 1956US2022313150A1Genetic testing method for implementing skin care counselingSHISEIDO CO LTD·Filed 2020·Application pending·0 cites
- 2055US9315433B2Method for producing 2,7-octadien-1-OLKURARAY CO·Filed 2014·Granted Apr 19, 2016·0 cites·13 claims
- 2155US7141526B2Exhaust gas purifying catalyst and process for purifying exhaust gas by use of the catalystINT CATALYST TECHNOLOGY INC·Filed 2004·Granted Nov 28, 2006·2 cites·12 claims
- 2254US6455105B1Intermittent coating system and intermittent coating methodTOSHIBA MACHINE CO LTD·Filed 1998·Granted Sep 24, 2002·24 cites·21 claims
- 2351US9464018B2Method for producing dialdehydeKURARAY CO·Filed 2014·Granted Oct 11, 2016·0 cites·7 claims
- 2451US7763560B2Catalyst for purifying diesel engine exhaust gas and method for production thereofICT CO LTD·Filed 2004·Granted Jul 27, 2010·2 cites·21 claims
- 2551US2016052947A1Bis(6-methyl-3-sulphophenyl)phenylphosphine, ammonium salt thereof, and method for producing sameHOKKO CHEM IND CO·Filed 2014·Application pending·0 cites
- 2651US2016052948A1Bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine, ammonium salt thereof, and method for producing sameHOKKO CHEM IND CO·Filed 2014·Application pending·0 cites
- 2747US7104386B2Sloped part high-speed escalatorMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Sep 12, 2006·5 cites·4 claims
- 2845US2015151750A1Vehicle behavior control device and vehicle behavior control systemTOYOTA MOTOR CO LTD·Filed 2014·Application pending·0 cites
- 2944US2015151749A1Vehicle behavior control device and vehicle behavior control systemTOYOTA MOTOR CO LTD·Filed 2014·Application pending·0 cites
- 3039US2015310162A1Compound Design Device, Compound Design Method, And Computer ProgramKYOTO CONSTELLA TECHNOLOGIES CO LTD·Filed 2013·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →