Inventor · disambiguated record
Seiji Arakawa
Also filed as: ARAKAWA SEIJI
34 granted patents·17 pending applications·155 citations·filing 1980–2024
96Inventor score
Files withTOYOTA MOTOR CO LTD44SAUDI ARABIAN OIL CO3SUMITOMO ELECTRIC INDUSTRIES2ARAKAWA SEIJI1JGC CATALYSTS & CHEMICALS LTD1
Top patents by PatentIndex Score
51 records- 0198US11260789B2Out-of-vehicle notification deviceTOYOTA MOTOR CO LTD·Filed 2021·Granted Mar 1, 2022·9 cites·12 claims
- 0297US10357761B2Catalyst for fluidized catalytic cracking and method for fluidized catalytic crackingSAUDI ARABIAN OIL CO·Filed 2015·Granted Jul 23, 2019·20 cites·17 claims
- 0396US10045173B1Vehicle outside notification deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted Aug 7, 2018·30 cites·4 claims
- 0493US10946791B2Out-of-vehicle notification deviceTOYOTA MOTOR CO LTD·Filed 2019·Granted Mar 16, 2021·8 cites·5 claims
- 0592US10991254B2User vehicle dispatch dealing system and storage mediumTOYOTA MOTOR CO LTD·Filed 2018·Granted Apr 27, 2021·8 cites·5 claims
- 0691US10421394B2Driving assistance device, and storage mediumTOYOTA MOTOR CO LTD·Filed 2018·Granted Sep 24, 2019·8 cites·8 claims
- 0790US10866106B2Driverless transportation systemTOYOTA MOTOR CO LTD·Filed 2018·Granted Dec 15, 2020·7 cites·4 claims
- 0889US11915176B2Vehicle dispatch system, vehicle dispatch method, server, user terminal, and storage mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted Feb 27, 2024·1 cites·9 claims
- 0989US10864852B2Out-of-vehicle notification deviceTOYOTA MOTOR CO LTD·Filed 2019·Granted Dec 15, 2020·5 cites·4 claims
- 1089US10759329B2Out-of-vehicle notification deviceTOYOTA MOTOR CO LTD·Filed 2019·Granted Sep 1, 2020·6 cites·2 claims
- 1188US11210689B2Vehicle dispatch deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted Dec 28, 2021·7 cites·2 claims
- 1285US12373753B2Vehicle dispatch system, vehicle dispatch method, server, user terminal, and storage mediumTOYOTA MOTOR CO LTD·Filed 2024·Granted Jul 29, 2025·0 cites·18 claims
- 1383US11566185B1Methods and catalysts for cracking hydrocarbon oilSAUDI ARABIAN OIL CO·Filed 2022·Granted Jan 31, 2023·1 cites·18 claims
- 1482US11373126B2Vehicle dispatch system, vehicle dispatch method, server, user terminal, and storage mediumTOYOTA MOTOR CO LTD·Filed 2020·Granted Jun 28, 2022·1 cites·9 claims
- 1582US11281224B2Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted Mar 22, 2022·3 cites·11 claims
- 1680US11023836B2Vehicle dispatch system, vehicle dispatch method, server, user terminal, and storage mediumTOYOTA MOTOR CO LTD·Filed 2018·Granted Jun 1, 2021·3 cites·10 claims
- 1780US10600323B2Vehicle external notification deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted Mar 24, 2020·3 cites·6 claims
- 1875US11954625B2Vehicle dispatch system, vehicle dispatch method, server, user terminal, and storage mediumTOYOTA MOTOR CO LTD·Filed 2021·Granted Apr 9, 2024·0 cites·9 claims
- 1974US11900812B2Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2021·Granted Feb 13, 2024·0 cites·12 claims
- 2074US11755022B2Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2021·Granted Sep 12, 2023·0 cites·1 claims
- 2172US10930153B2Vehicle external notification deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted Feb 23, 2021·2 cites·2 claims
- 2270US2025178527A1Vehicle management system and battery electric vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2369US11635761B2Autonomous driving vehicle and control method for autonomous driving vehicleTOYOTA MOTOR CO LTD·Filed 2020·Granted Apr 25, 2023·0 cites·10 claims
- 2469US10657822B2Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted May 19, 2020·1 cites·7 claims
- 2568US11615433B2Vehicle dispatch deviceTOYOTA MOTOR CO LTD·Filed 2021·Granted Mar 28, 2023·0 cites·9 claims
- 2668US10824147B2Autonomous driving vehicle and control method for autonomous driving vehicleTOYOTA MOTOR CO LTD·Filed 2018·Granted Nov 3, 2020·1 cites·5 claims
- 2767US11631330B2Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2020·Granted Apr 18, 2023·0 cites·13 claims
- 2867US2025319928A1Vehicle lower part structureTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 2967US2025145160A1Electric vehicle and control systemTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3066US11548441B2Out-of-vehicle notification deviceTOYOTA MOTOR CO LTD·Filed 2020·Granted Jan 10, 2023·0 cites·10 claims
- 3164US4315914APharmaceutical compositions useful as cellular immunopotentiator and antitumor agent and process for production thereofARAKAWA SEIJI·Filed 1980·Granted Feb 16, 1982·31 cites·10 claims
- 3263US2025153775A1Vehicle lower body structureTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3362US2025196604A1Electric vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3461US11446645B2FCC catalyst compositions for fluid catalytic cracking and methods of using the FCC catalyst compositionsSAUDI ARABIAN OIL CO·Filed 2020·Granted Sep 20, 2022·0 cites·20 claims
- 3559US2025153638A1Battery electric vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3658US2025162499A1Vehicle management system and battery electric vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3757US2025232757A1Control deviceTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 3856US9731281B2Catalyst for hydrocarbon catalytic crackingJGC CATALYSTS & CHEMICALS LTD·Filed 2013·Granted Aug 15, 2017·0 cites·9 claims
- 3956US2025196767A1Battery electric vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4055US11354619B2Vehicle dispatch deviceTOYOTA MOTOR CO LTD·Filed 2018·Granted Jun 7, 2022·0 cites·3 claims
- 4155US11055803B2Vehicle dispatch management device and storage mediumTOYOTA MOTOR CO LTD·Filed 2018·Granted Jul 6, 2021·0 cites·3 claims
- 4255US2023339797A1Method for producing fluorine-containing silica glassSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Application pending·0 cites
- 4355US2023382780A1Method for manufacturing fluorine-containing silica glassSUMITOMO ELECTRIC INDUSTRIES·Filed 2021·Application pending·0 cites
- 4455US2025171084A1Vehicle lower part structureTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4554US2025170882A1Battery pack structureTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 4654US2019164114A1Locker management deviceTOYOTA MOTOR CO LTD·Filed 2018·Application pending·0 cites
- 4752US11300421B2Alighting position setting device and autonomous driving systemTOYOTA MOTOR CO LTD·Filed 2018·Granted Apr 12, 2022·0 cites·1 claims
- 4844US2019347492A1Vehicle control deviceTOYOTA MOTOR CO LTD·Filed 2019·Application pending·0 cites
- 4943US10895470B2Travel control apparatus, travel control system, and travel control methodTOYOTA MOTOR CO LTD·Filed 2018·Granted Jan 19, 2021·0 cites·6 claims
- 5036US2016351688A1Method of manufacturing insulated gate switching deviceTOYOTA MOTOR CO LTD·Filed 2016·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →