Inventor
EGASHIRA YOSHINORI
JP50 patents
⚠️ This page may combine multiple inventors who share the name “EGASHIRA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIDGESTONE SPORTS CO LTD
34 patentsUS5556098ASep 17, 1996
Three-piece solid golf ball
BRIDGESTONE SPORTS CO LTD200 citations99
US5553852ASep 10, 1996
Three-piece solid golf ball
BRIDGESTONE SPORTS CO LTD245 citations99
US5439227AAug 8, 1995
Multi-piece solid golf ball
BRIDGESTONE SPORTS CO LTD414 citations99
US5605968AFeb 25, 1997
Golf ball
BRIDGESTONE SPORTS CO LTD115 citations98
US5994472ANov 30, 1999
Ionomer covered golf ball
BRIDGESTONE SPORTS CO LTD66 citations96
US7393289B2Jul 1, 2008
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD25 citations93
US7393288B2Jul 1, 2008
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD19 citations93
US6130294AOct 10, 2000
Golf ball
BRIDGESTONE SPORTS CO LTD21 citations93
US5714546AFeb 3, 1998
Golf ball cover composition
BRIDGESTONE SPORTS CO LTD21 citations93
US5559188ASep 24, 1996
Golf ball
BRIDGESTONE SPORTS CO LTD34 citations93
US5452898ASep 26, 1995
Golf ball
BRIDGESTONE SPORTS CO LTD49 citations93
US7803874B2Sep 28, 2010
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD9 citations84
US7700689B2Apr 20, 2010
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD8 citations84
US7635730B2Dec 22, 2009
Golf ball material, golf ball, and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD11 citations84
US7514505B2Apr 7, 2009
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD11 citations84
US5993332ANov 30, 1999
Solid golf ball
BRIDGESTONE SPORTS CO LTD11 citations74
US5813924ASep 29, 1998
Golf ball
BRIDGESTONE SPORTS CO LTD15 citations74
US5756583AMay 26, 1998
Golf ball cover composition
BRIDGESTONE SPORTS CO LTD7 citations74
US5743817AApr 28, 1998
Golf ball
BRIDGESTONE SPORTS CO LTD9 citations74
US5605967AFeb 25, 1997
Golf ball
BRIDGESTONE SPORTS CO LTD10 citations74
US7601290B2Oct 13, 2009
Method for producing golf ball
BRIDGESTONE SPORTS CO LTD7 citations73
US7572195B2Aug 11, 2009
Golf ball material and golf ball
BRIDGESTONE SPORTS CO LTD7 citations73
US8362149B2Jan 29, 2013
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD2 citations63
US7892112B2Feb 22, 2011
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD4 citations63
US7892113B2Feb 22, 2011
Golf ball
BRIDGESTONE SPORTS CO LTD2 citations63
US6051654AApr 18, 2000
Golf ball
BRIDGESTONE SPORTS CO LTD2 citations63
US7479533B2Jan 20, 2009
Golf ball
BRIDGESTONE SPORTS CO LTD2 citations62
US8053524B2Nov 8, 2011
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD0 citations52
USRE42801EOct 4, 2011
Three-piece solid golf ball
BRIDGESTONE SPORTS CO LTD0 citations52
USRE42752ESep 27, 2011
Three-piece solid golf ball
BRIDGESTONE SPORTS CO LTD0 citations52
US7871341B2Jan 18, 2011
Golf ball material, golf ball and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD0 citations52
US7794641B2Sep 14, 2010
Method for producing golf ball
BRIDGESTONE SPORTS CO LTD1 citations52
US7591739B2Sep 22, 2009
Golf ball material, golf ball, and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD0 citations52
US7851527B2Dec 14, 2010
Golf ball material, golf ball, and method for preparing golf ball material
BRIDGESTONE SPORTS CO LTD1 citations51
EGASHIRA YOSHINORI
9 patentsUS8461268B2Jun 11, 2013
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI2 citations62
US8288476B2Oct 16, 2012
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI2 citations62
US8158708B2Apr 17, 2012
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI3 citations62
US8106125B2Jan 31, 2012
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI3 citations62
US8106115B2Jan 31, 2012
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI1 citations62
US8106134B2Jan 31, 2012
Golf ball and method of improving golf ball performance
EGASHIRA YOSHINORI3 citations62
US8802778B2Aug 12, 2014
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI0 citations52
US8450419B2May 28, 2013
Golf ball material, golf ball, and method for preparing golf ball material
EGASHIRA YOSHINORI0 citations52
US8071684B2Dec 6, 2011
Golf ball material, golf ball and method for preparing golf ball material
EGASHIRA YOSHINORI0 citations52
BRIDGESTONE CORP
7 patentsUS5252652AOct 12, 1993
Solid golf ball
BRIDGESTONE CORP286 citations99
US5096201AMar 17, 1992
Solid golf ball
BRIDGESTONE CORP129 citations98
US5037104AAug 6, 1991
Thread-wound golf ball
BRIDGESTONE CORP65 citations96
US4696475ASep 29, 1987
Thread-wound golf ball
BRIDGESTONE CORP41 citations93
US5093402AMar 3, 1992
Solid golf balls reinforced with metal salts of α,β-ethylenically unsaturated carboxylic acids via solution masterbatch
BRIDGESTONE CORP28 citations92
US5143957ASep 1, 1992
Solid golf balls reinforced with anhydrous metal salts of α,β-ethylenically unsaturated carboxylic acids
BRIDGESTONE CORP12 citations74
US4887923ADec 19, 1989
Platen roll
BRIDGESTONE CORP6 citations58