Inventor

ICHIKAWA YASUSHI

JP177 patents

⚠️ This page may combine multiple inventors who share the name “ICHIKAWA YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BRIDGESTONE SPORTS CO LTD

49 patents

US6329458B1Dec 11, 2001

Golf ball cover compositions and golf balls

BRIDGESTONE SPORTS CO LTD238 citations99

US6231460B1May 15, 2001

Multilayer structure solid golf ball

BRIDGESTONE SPORTS CO LTD144 citations99

US5929189AJul 27, 1999

Golf ball

BRIDGESTONE SPORTS CO LTD407 citations99

US5792008AAug 11, 1998

Golf ball

BRIDGESTONE SPORTS CO LTD145 citations99

US5779563AJul 14, 1998

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD203 citations99

US5688595ANov 18, 1997

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD169 citations99

USD560262SJan 22, 2008

Golf club head

BRIDGESTONE SPORTS CO LTD61 citations98

US6894097B2May 17, 2005

Golf ball material and golf ball

BRIDGESTONE SPORTS CO LTD68 citations98

US6838501B2Jan 4, 2005

Golf ball material and golf ball

BRIDGESTONE SPORTS CO LTD80 citations98

US6746345B2Jun 8, 2004

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD91 citations98

US6739986B2May 25, 2004

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD146 citations98

US6723008B2Apr 20, 2004

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD86 citations98

US6616552B2Sep 9, 2003

Golf ball

BRIDGESTONE SPORTS CO LTD77 citations98

US6569037B2May 27, 2003

Golf ball

BRIDGESTONE SPORTS CO LTD77 citations98

US6267694B1Jul 31, 2001

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD84 citations98

US6267692B1Jul 31, 2001

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD102 citations98

US6174247B1Jan 16, 2001

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD94 citations98

US6135898AOct 24, 2000

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD106 citations98

US6129640AOct 10, 2000

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD124 citations98

US6126558AOct 3, 2000

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD119 citations98

US6123628ASep 26, 2000

Solid golf balls and method of making

BRIDGESTONE SPORTS CO LTD138 citations98

US6106415AAug 22, 2000

Multi-layer structure solid golf ball

BRIDGESTONE SPORTS CO LTD93 citations98

US6037419AMar 14, 2000

Golf ball

BRIDGESTONE SPORTS CO LTD89 citations98

US5935021AAug 10, 1999

Golf ball

BRIDGESTONE SPORTS CO LTD109 citations98

US5830085ANov 3, 1998

Three-piece solid golf ball

BRIDGESTONE SPORTS CO LTD140 citations98

US5800286ASep 1, 1998

Golf ball

BRIDGESTONE SPORTS CO LTD107 citations98

US6962951B1Nov 8, 2005

Golf ball materials and golf ball

BRIDGESTONE SPORTS CO LTD60 citations96

US6747100B2Jun 8, 2004

Golf ball

BRIDGESTONE SPORTS CO LTD64 citations96

US6624221B2Sep 23, 2003

Resin composition for golf ball and golf ball

BRIDGESTONE SPORTS CO LTD70 citations96

US6251991B1Jun 26, 2001

Golf ball cover stocks and golf balls

BRIDGESTONE SPORTS CO LTD69 citations96

US6248028B1Jun 19, 2001

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD82 citations96

US6142888ANov 7, 2000

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD70 citations96

US6120392ASep 19, 2000

Golf ball

BRIDGESTONE SPORTS CO LTD64 citations96

US6054550AApr 25, 2000

Wound golf ball

BRIDGESTONE SPORTS CO LTD69 citations96

US6022279AFeb 8, 2000

Golf ball

BRIDGESTONE SPORTS CO LTD59 citations96

US5994472ANov 30, 1999

Ionomer covered golf ball

BRIDGESTONE SPORTS CO LTD66 citations96

US5977264ANov 2, 1999

Golf ball

BRIDGESTONE SPORTS CO LTD72 citations96

US5967908AOct 19, 1999

Golf ball

BRIDGESTONE SPORTS CO LTD80 citations96

US5902192AMay 11, 1999

Golf ball

BRIDGESTONE SPORTS CO LTD61 citations96

US5872185AFeb 16, 1999

Golf ball

BRIDGESTONE SPORTS CO LTD73 citations96

US5807192ASep 15, 1998

Solid golf ball

BRIDGESTONE SPORTS CO LTD65 citations96

US5695413ADec 9, 1997

Solid golf ball

BRIDGESTONE SPORTS CO LTD52 citations96

US5976035ANov 2, 1999

Wound golf ball

BRIDGESTONE SPORTS CO LTD98 citations95

US7390852B2Jun 24, 2008

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD32 citations93

US6992145B2Jan 31, 2006

Golf ball

BRIDGESTONE SPORTS CO LTD19 citations93

US6981925B2Jan 3, 2006

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD51 citations93

US6966850B2Nov 22, 2005

Two-piece solid golf ball

BRIDGESTONE SPORTS CO LTD25 citations93

US6887168B2May 3, 2005

Two-piece solid golf ball

BRIDGESTONE SPORTS CO LTD27 citations93

US6814676B2Nov 9, 2004

Multi-piece solid golf ball

BRIDGESTONE SPORTS CO LTD41 citations93

ISHII HIDEYUKI

1 patent

US8950236B2Feb 10, 2015

Methods for providing a selection of a recommended golf ball

ISHII HIDEYUKI29 citations94

Showing the top 50 of 177 patents by PatentIndex Score.