Inventor · disambiguated record
Kouichi Yokoyama
Also filed as: YOKOYAMA KOUICHI
11 granted patents·4 pending applications·97 citations·filing 1991–2025
90Inventor score
Top patents by PatentIndex Score
15 records- 0184US8920548B2CO2 capture system by chemical absorptionBABCOCK HITACHI KK·Filed 2012·Granted Dec 30, 2014·10 cites·2 claims
- 0273US5244970AModified polyolefin-containing thermoplastic resin compositionTONEN CORP·Filed 1991·Granted Sep 14, 1993·27 cites·28 claims
- 0370US9399939B2Combustion exhaust gas treatment system and method of treating combustion exhaust gasSHIMAMURA JUN·Filed 2012·Granted Jul 26, 2016·2 cites·15 claims
- 0470US2025121736A1Electric vehicleTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 0558US6710013B1Exhaust emission control catalyst structureBABCOCK HITACHI KK·Filed 1999·Granted Mar 23, 2004·22 cites·18 claims
- 0658US2025244398A1Method of generating estimation equation for full charge capacity of battery of electric vehicle after degradationTOYOTA MOTOR CO LTD·Filed 2025·Application pending·0 cites
- 0757US7361318B2Sodium hydrogencarbonate crystal particlesASAHI GLASS CO LTD·Filed 2003·Granted Apr 22, 2008·2 cites·9 claims
- 0857US2024210480A1Method of estimating full charge capacity after degradation of battery, and method of creating estimating equation for full charge capacity after degradationTOYOTA MOTOR CO LTD·Filed 2023·Application pending·0 cites
- 0956US7005402B1Exhaust gas purifying catalyst compound, catalyst comprising said compound and method for preparing the compoundBABCOCK HITACHI KK·Filed 2000·Granted Feb 28, 2006·3 cites·11 claims
- 1049US2025067811A1Battery evaluation systemTOYOTA MOTOR CO LTD·Filed 2024·Application pending·0 cites
- 1147US5444119AThermoplastic resin compositionTONEN CORP·Filed 1993·Granted Aug 22, 1995·8 cites·2 claims
- 1247US5298557AThermoplastic resin compositionTONEN CORP·Filed 1991·Granted Mar 29, 1994·8 cites·1 claims
- 1342US5436297AModified polyolefinTONEN CORP·Filed 1993·Granted Jul 25, 1995·5 cites·8 claims
- 1437US6833117B1Exhaust emission control catalyst element, catalyst structure, production method thereof, exhaust emission control apparatus and exhaust emission control method using the apparatusBABCOCK HITACHI KK·Filed 1998·Granted Dec 21, 2004·5 cites·5 claims
- 1532US5219551AProcess for preparing hydrogen fluorideASAHI GLASS CO LTD·Filed 1991·Granted Jun 15, 1993·5 cites·5 claims
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