Inventor · disambiguated record
Shogo Shirakawa
Also filed as: SHIRAKAWA SHOGO
14 granted patents·12 pending applications·11 citations·filing 2011–2025
85Inventor score
Top patents by PatentIndex Score
26 records- 0193US11426710B2Exhaust gas control catalystTOYOTA MOTOR CO LTD·Filed 2020·Granted Aug 30, 2022·3 cites·3 claims
- 0285US11795855B2Exhaust gas purification catalystCHINZEI ISAO·Filed 2021·Granted Oct 24, 2023·1 cites·2 claims
- 0385US11577226B2Exhaust gas purification catalystNAKAHIGASHI SEIJI·Filed 2020·Granted Feb 14, 2023·2 cites·3 claims
- 0482US11400436B2Exhaust gas purification catalystCHINZEI ISAO·Filed 2020·Granted Aug 2, 2022·2 cites·1 claims
- 0580US2025058302A1Supported catalyst particlesCATALER CORP·Filed 2024·Application pending·0 cites
- 0671US11643958B2Exhaust gas purification material and exhaust gas purification deviceTOYOTA MOTOR CO LTD·Filed 2022·Granted May 9, 2023·0 cites·6 claims
- 0767US12214334B2Supported catalyst particlesCATALER CORP·Filed 2020·Granted Feb 4, 2025·0 cites·5 claims
- 0866US9795945B2Exhaust gas purification catalyst and method for producing the sameTOYOTA MOTOR CO LTD·Filed 2016·Granted Oct 24, 2017·1 cites·13 claims
- 0965US9115621B2Metal particles, exhaust gas purifying catalyst comprising metal particles, and methods for producing themSHIRAKAWA SHOGO·Filed 2011·Granted Aug 25, 2015·1 cites·14 claims
- 1061US2023372907A1Method for producing exhaust gas purification material and method for manufacturing exhaust gas purification deviceNISHIO TAKAHIRO·Filed 2023·Application pending·0 cites
- 1160US9114384B2Exhaust gas purification catalyst and method for producing itSHIRAKAWA SHOGO·Filed 2012·Granted Aug 25, 2015·1 cites·8 claims
- 1260US2023405569A1Exhaust gas purification catalystNISHIO TAKAHIRO·Filed 2023·Application pending·0 cites
- 1360US2024139716A1Exhaust gas purification catalystNISHIO TAKAHIRO·Filed 2023·Application pending·0 cites
- 1458US2023372917A1Exhaust gas purification device and method for manufacturing exhaust gas purification deviceNISHIO TAKAHIRO·Filed 2023·Application pending·0 cites
- 1558US2024017246A1Exhaust gas purification device and method for manufacturing exhaust gas purification deviceNISHIO TAKAHIRO·Filed 2023·Application pending·0 cites
- 1658US2024307854A1Exhaust gas purifying catalystTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1757US11504704B2Exhaust gas purification deviceCHINZEI ISAO·Filed 2021·Granted Nov 22, 2022·0 cites·5 claims
- 1857US2025381525A1Exhaust gas purification device and method for manufacturing exhaust gas purification deviceTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 1956US10967366B2Method for producing exhaust gas purifying catalyst and exhaust gas purifying catalystTOYOTA MOTOR CO LTD·Filed 2018·Granted Apr 6, 2021·0 cites·15 claims
- 2054US11286839B2Method for reusing vehicular catalystTOYOTA MOTOR CO LTD·Filed 2021·Granted Mar 29, 2022·0 cites·4 claims
- 2152US11384674B2Reuse evaluation system for catalystTOYOTA MOTOR CO LTD·Filed 2021·Granted Jul 12, 2022·0 cites·7 claims
- 2251US11719144B2Exhaust gas purification catalystSHIMANO NORIMICHI·Filed 2020·Granted Aug 8, 2023·0 cites·4 claims
- 2346US2025276309A1Exhaust gas purification device and method for manufacturing exhaust gas purification deviceNISHIO TAKAHIRO·Filed 2025·Application pending·0 cites
- 2439US2020391186A1Exhaust gas cleaning catalyst, exhaust gas cleaning method, and exhaust gas cleaning systemTOYOTA MOTOR CO LTD·Filed 2017·Application pending·0 cites
- 2538US2016214088A1Exhaust gas purification catalyst and method for producing itTOYOTA MOTOR CO LTD·Filed 2016·Application pending·0 cites
- 2631US2016038918A1NOx STORAGE REDUCTION CATALYST AND PRODUCTION METHOD THEREOFTOYOTA MOTOR CO LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Shogo Shirakawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →