Inventor · disambiguated record
Kazuto Yamakawa
Also filed as: YAMAKAWA KAZUTO
25 granted patents·3 pending applications·689 citations·filing 1995–2020
97Inventor score
Top patents by PatentIndex Score
28 records- 0196US6538066B2Thermoplastic elastomer composition and process for producing the same and pneumatic tire and hose using the sameYOKOHAMA RUBBER CO LTD·Filed 2001·Granted Mar 25, 2003·53 cites·4 claims
- 0295US5938869APneumatic tire with air permeation preventive layerYOKOHAMA RUBBER CO LTD·Filed 1996·Granted Aug 17, 1999·97 cites·6 claims
- 0393US6359071B1Thermoplastic elastomer composition, process for producing the same, and pneumatic tire and hose made with the sameYOKOHAMA RUBBER CO LTD·Filed 1999·Granted Mar 19, 2002·60 cites·8 claims
- 0493US6136123AProcess of production of pneumatic tireYOKOHAMA RUBBER CO LTD·Filed 1996·Granted Oct 24, 2000·74 cites·10 claims
- 0592US6617383B2Thermoplastic elastomer composition having improved processability and tire using the sameYOKOHAMA RUBBER CO LTD·Filed 2001·Granted Sep 9, 2003·43 cites·13 claims
- 0691US5992486ALaminate gas barrier layer for pneumatic tiresGUNZE KK·Filed 1995·Granted Nov 30, 1999·86 cites·12 claims
- 0791US5851323APneumatic tire with air permeation preventive layerYOKOHAMA RUBBER CO LTD·Filed 1996·Granted Dec 22, 1998·71 cites·15 claims
- 0890US6402867B1Process of production of pneumatic tireYOKOHAMA RUBBER CO LTD·Filed 1999·Granted Jun 11, 2002·55 cites·18 claims
- 0988US6861470B2Thermoplastic elastomer composition and process for producing the same and pneumatic tire and hose using the sameYOKOHAMA RUBBER CO LTD·Filed 2003·Granted Mar 1, 2005·21 cites·2 claims
- 1083US6588470B2Pneumatic radial tire reinforced with fibrillated sea-island short polymer fibersYOKOHAMA RUBBER CO LTD·Filed 2001·Granted Jul 8, 2003·19 cites·2 claims
- 1181US10273352B2Pneumatic tireAMINO NAOYA·Filed 2007·Granted Apr 30, 2019·11 cites·1 claims
- 1280US7117911B2Pneumatic tire having run flat capabilityYOKOHAMA RUBBER CO LTD·Filed 2002·Granted Oct 10, 2006·18 cites·4 claims
- 1376US8715801B2Hose for transporting refrigerantYAMAKAWA KAZUTO·Filed 2011·Granted May 6, 2014·3 cites·11 claims
- 1476US7459212B2Layered thermoplastic-resin-elastomer/rubber product with improved weatherability and pneumatic tire made with the sameYOKOHAMA RUBBER CO LTD·Filed 2004·Granted Dec 2, 2008·18 cites·8 claims
- 1575US8580366B2Hose for refrigerant transport useYAMAKAWA KAZUTO·Filed 2012·Granted Nov 12, 2013·2 cites·16 claims
- 1668US6209603B1Pneumatic radial tire reinforced with fibrillated sea-island short polymer fibersYOKOHAMA RUBBER CO LTD·Filed 1998·Granted Apr 3, 2001·18 cites·4 claims
- 1768US6024816APneumatic tire and process for production thereofYOKOHAMA RUBBER CO LTD·Filed 1996·Granted Feb 15, 2000·21 cites·7 claims
- 1862US6179941B1Pneumatic tire and process for production thereofYOKOHAMA RUBBER CO LTD·Filed 1998·Granted Jan 30, 2001·13 cites·9 claims
- 1960US8865316B2Rubber laminateGONG PENG·Filed 2009·Granted Oct 21, 2014·0 cites·15 claims
- 2056US11813920B2Piping system for air conditioner installed in vehicleYOKOHAMA RUBBER CO LTD·Filed 2020·Granted Nov 14, 2023·0 cites·12 claims
- 2150US8080298B2Refrigerant hoseOISHI HIDEYUKI·Filed 2008·Granted Dec 20, 2011·1 cites·4 claims
- 2243US8642149B2Hose for transporting refrigerantYAMAKAWA KAZUTO·Filed 2010·Granted Feb 4, 2014·0 cites·15 claims
- 2340US8691386B2Bonded body of a carbon thin film covered article and a rubberYAMAKAWA KAZUTO·Filed 2010·Granted Apr 8, 2014·0 cites·20 claims
- 2440US6244317B1Pneumatic tire and process for production thereofYOKOHAMA RUBBER CO LTD·Filed 1999·Granted Jun 12, 2001·5 cites·12 claims
- 2539US2003145930A1Pneumatic radial tireFiled 2002·Application pending·0 cites
- 2639US2003145929A1Pneumatic radial tireFiled 2002·Application pending·0 cites
- 2738US8535773B2Hose for transporting refrigerantSHINODA YASUAKI·Filed 2011·Granted Sep 17, 2013·0 cites·13 claims
- 2837US2003136489A1Pneumatic radial tireFiled 2002·Application pending·0 cites
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