Inventor · disambiguated record
Keisuke Ihara
Also filed as: IHARA KEISUKE
78 granted patents·1 pending application·3,936 citations·filing 1981–2011
99Inventor score
Files withBRIDGESTONE SPORTS CO LTD61BRIDGESTONE CORP10TOKYO ELECTRIC CO LTD3IHARA KEISUKE2TEZUKA NORIKAZU2
Top patents by PatentIndex Score
79 records- 0198US5816937AGolf ball having a multilayer coverBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Oct 6, 1998·245 cites·20 claims
- 0296US5248878AGolf ball marking methodBRIDGESTONE CORP·Filed 1992·Granted Sep 28, 1993·167 cites·5 claims
- 0394US5935023AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Aug 10, 1999·155 cites·11 claims
- 0493US6241627B1Dimpled golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Jun 5, 2001·127 cites·16 claims
- 0592US6123534AGolf ball moldBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Sep 26, 2000·101 cites·19 claims
- 0692US5947844AGolf ball and mold thereforBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Sep 7, 1999·118 cites·10 claims
- 0791US4869512AGolf ballBRIDGESTONE CORP·Filed 1987·Granted Sep 26, 1989·162 cites·6 claims
- 0890US6053820AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Apr 25, 2000·108 cites·6 claims
- 0990US5874038AInjection mold for golf balls and method for preparing golf ballsBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Feb 23, 1999·67 cites·13 claims
- 1090US5836834AGolf ballsBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Nov 17, 1998·106 cites·5 claims
- 1190US5730665AGolf ball and method of making sameBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Mar 24, 1998·101 cites·7 claims
- 1289US6368238B1Dimpled golf ballBRIDGESTONE SPORTS CO LTD·Filed 2000·Granted Apr 9, 2002·64 cites·14 claims
- 1389US4681323AGolf ballBRIDGESTONE CORP·Filed 1985·Granted Jul 21, 1987·127 cites·10 claims
- 1488US6106415AMulti-layer structure solid golf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Aug 22, 2000·93 cites·7 claims
- 1587US8306776B2Method and system for calculating misalignment of rotational bodyIHARA KEISUKE·Filed 2008·Granted Nov 6, 2012·34 cites·8 claims
- 1686US6595876B2Golf ballBRIDGESTONE SPORTS CO LTD·Filed 2001·Granted Jul 22, 2003·50 cites·7 claims
- 1786US4840381AGolf ballBRIDGESTONE CORP·Filed 1988·Granted Jun 20, 1989·88 cites·4 claims
- 1885US5916044AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Jun 29, 1999·81 cites·15 claims
- 1985US5836833AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Nov 17, 1998·75 cites·9 claims
- 2085US5651741AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Jul 29, 1997·73 cites·18 claims
- 2185US4915389AGolf ballsBRIDGESTONE CORP·Filed 1988·Granted Apr 10, 1990·66 cites·8 claims
- 2283US5840351AGolf ball-forming moldBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Nov 24, 1998·48 cites·5 claims
- 2383US5816943AGolf balls and their production processBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Oct 6, 1998·66 cites·14 claims
- 2483US5688193AGolf ball and mold thereforBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Nov 18, 1997·68 cites·4 claims
- 2582US6200232B1Golf ball and method of arranging dimples theretoBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Mar 13, 2001·68 cites·18 claims
- 2682US5906551AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted May 25, 1999·66 cites·12 claims
- 2782USD401648SGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Nov 24, 1998·25 cites·1 claims
- 2881US6458307B2Method of manufacturing a golf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Oct 1, 2002·44 cites·9 claims
- 2981US6336871B1Spherical body and method of manufactureBRIDGESTONE SPORTS CO LTD·Filed 2000·Granted Jan 8, 2002·24 cites·3 claims
- 3080US5908359AGolf ball having improved symmetryBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Jun 1, 1999·60 cites·9 claims
- 3180USD319676SGolf ballBRIDGESTONE CORP·Filed 1988·Granted Sep 3, 1991·17 cites·1 claims
- 3280US4844472AGolf ballBRIDGESTONE CORP·Filed 1987·Granted Jul 4, 1989·57 cites·3 claims
- 3379US6346054B1Dimpled golf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Feb 12, 2002·56 cites·19 claims
- 3478US6039660AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Mar 21, 2000·51 cites·10 claims
- 3577US6454668B2Golf ballBRIDGESTONE SPORTS CO LTD·Filed 2000·Granted Sep 24, 2002·27 cites·7 claims
- 3677US6346053B1Golf ballBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Feb 12, 2002·52 cites·6 claims
- 3777US6179732B1Golf ball and golf ball marking methodBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Jan 30, 2001·34 cites·13 claims
- 3877US5720676AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Feb 24, 1998·44 cites·3 claims
- 3975US6089847AGolf ball injection moldBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Jul 18, 2000·37 cites·5 claims
- 4075US6050803AGolf ball moldBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Apr 18, 2000·36 cites·9 claims
- 4174US6729975B2Golf ballBRIDGESTONE SPORTS CO LTD·Filed 2002·Granted May 4, 2004·8 cites·6 claims
- 4274US5902193AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted May 11, 1999·45 cites·4 claims
- 4374US5879599AMethod of molding golf ballsBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Mar 9, 1999·32 cites·8 claims
- 4474US5827135AGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1996·Granted Oct 27, 1998·46 cites·10 claims
- 4573US6168407B1Golf ball moldBRIDGESTONE SPORTS CO LTD·Filed 1998·Granted Jan 2, 2001·32 cites·11 claims
- 4673USD432190SGolf ballBRIDGESTONE SPORTS CO LTD·Filed 1999·Granted Oct 17, 2000·21 cites·1 claims
- 4772US5961401AGolf ballsBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted Oct 5, 1999·42 cites·15 claims
- 4872US4440074AJuice extractorTOKYO ELECTRIC CO LTD·Filed 1982·Granted Apr 3, 1984·42 cites·5 claims
- 4971US5902191AGolf balls and their production processBRIDGESTONE SPORTS CO LTD·Filed 1997·Granted May 11, 1999·39 cites·11 claims
- 5070US6435988B2Golf ball and method of evaluating golf ballBRIDGESTONE SPORTS CO LTD·Filed 2001·Granted Aug 20, 2002·19 cites·5 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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