Inventor · disambiguated record
Yasumasa Shimizu
Also filed as: SHIMIZU YASUMASA
27 granted patents·5 pending applications·467 citations·filing 1981–2012
97Inventor score
Files withBRIDGESTONE SPORTS CO LTD25YAMAHA CORP2BRIDGESTONE CORP1SHIMIZU YASUMASA1TOKAI ELECTRO CHEMICAL CO1
Top patents by PatentIndex Score
32 records- 0195US6981925B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Jan 3, 2006·51 cites·17 claims
- 0289US7390852B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2006·Granted Jun 24, 2008·32 cites·24 claims
- 0386US6561925B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2001·Granted May 13, 2003·42 cites·2 claims
- 0480US6117026AMulti-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Sep 12, 2000·58 cites·16 claims
- 0578US6887168B2Two-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted May 3, 2005·27 cites·13 claims
- 0678US6743122B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Jun 1, 2004·56 cites·25 claims
- 0773US6251031B1Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Jun 26, 2001·44 cites·16 claims
- 0870US6786839B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Sep 7, 2004·18 cites·7 claims
- 0970US6632148B2Golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted Oct 14, 2003·18 cites·6 claims
- 1069US6875132B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Apr 5, 2005·17 cites·16 claims
- 1166US7160940B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Jan 9, 2007·12 cites·7 claims
- 1266US6592471B1Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2000·Granted Jul 15, 2003·14 cites·14 claims
- 1361US7086970B2Multi-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted Aug 8, 2006·10 cites·11 claims
- 1461US7048649B1Solid multi-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2000·Granted May 23, 2006·10 cites·13 claims
- 1558US6824478B2Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Nov 30, 2004·7 cites·6 claims
- 1657US6921346B2Two-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Jul 26, 2005·6 cites·12 claims
- 1757US6786840B2Two-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 2003·Granted Sep 7, 2004·6 cites·4 claims
- 1856USRE40118EMulti-piece solid golf ballBRIDGESTONE CORP·Filed 2004·Granted Feb 26, 2008·5 cites·5 claims
- 1954US6838604B2Wooden bars arranged for percussion instrumentsYAMAHA CORP·Filed 2002·Granted Jan 4, 2005·6 cites·15 claims
- 2054US6277036B1Multi-piece solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Aug 21, 2001·23 cites·16 claims
- 2154US4382147AProcess for isolating 4,4-dihydroxydiphenyl sulfone from a mixture of dihydroxydiphenylsulfone isomersTOKAI ELECTRO CHEMICAL CO·Filed 1981·Granted May 3, 1983·5 cites·5 claims
- 2250US7037215B2Multi-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2004·Granted May 2, 2006·0 cites·17 claims
- 2347US6939250B2Multi-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted Sep 6, 2005·0 cites·5 claims
- 2445US6758765B2Multi-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted Jul 6, 2004·0 cites·10 claims
- 2545US6729974B2Two-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted May 4, 2004·0 cites·7 claims
- 2645US6726578B2Two-piece golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted Apr 27, 2004·0 cites·5 claims
- 2745US2005217112A1Steering wheelYAMAHA CORP·Filed 2005·Application pending·0 cites
- 2844US6602152B2Golf ballBRIDGESTONE SPORTS CO LTD·Filed 2001·Granted Aug 5, 2003·0 cites·7 claims
- 2944US2003083154A1Golf ballBRIDGESTONE SPORTS CO LTD·Filed 2001·Application pending·0 cites
- 3042US2003089192A1Steering wheel and manufacturing method thereforFiled 2002·Application pending·0 cites
- 3142US2003084748A1Steering wheelSHIMIZU YASUMASA·Filed 2002·Application pending·0 cites
- 3234US2013124078A1Evaluation indication system, evaluation indication method and computer-readable storage mediumYAMAKAWA JUNKI·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →