P

Inventor

YAMADA MIKIO

JP50 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA MIKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO RUBBER IND

27 patents
US5072944ADec 17, 1991

Three-piece solid golf ball

SUMITOMO RUBBER IND209 citations99
US5002281AMar 26, 1991

Three-piece solid golf ball

SUMITOMO RUBBER IND408 citations99
US4984804AJan 15, 1991

Golf ball

SUMITOMO RUBBER IND199 citations99
US4625964ADec 2, 1986

Golf ball

SUMITOMO RUBBER IND357 citations99
US4570937AFeb 18, 1986

Two piece solid golf ball

SUMITOMO RUBBER IND265 citations99
US5156405AOct 20, 1992

Golf ball

SUMITOMO RUBBER IND130 citations97
US5585440ADec 17, 1996

Rubber composition for golf balls

SUMITOMO RUBBER IND83 citations96
US5518246AMay 21, 1996

Golf ball

SUMITOMO RUBBER IND87 citations96
US5421580AJun 6, 1995

Thread wound golf balls

SUMITOMO RUBBER IND76 citations96
US5274041ADec 28, 1993

Golf ball and process for producing the same

SUMITOMO RUBBER IND112 citations96
US5244969ASep 14, 1993

Golf ball

SUMITOMO RUBBER IND101 citations96
US4968038ANov 6, 1990

Large-sized two piece solid golf ball

SUMITOMO RUBBER IND62 citations96
US4679794AJul 14, 1987

Golf ball

SUMITOMO RUBBER IND77 citations96
US4974852ADec 4, 1990

One-piece solid golf ball

SUMITOMO RUBBER IND87 citations95
US5976034ANov 2, 1999

Multi-layer structured golf ball

SUMITOMO RUBBER IND25 citations93
US5800287ASep 1, 1998

Solid golf ball

SUMITOMO RUBBER IND44 citations93
US5733974AMar 31, 1998

Golf ball

SUMITOMO RUBBER IND41 citations93
US5607366AMar 4, 1997

Two-piece golf ball

SUMITOMO RUBBER IND20 citations93
US5605512AFeb 25, 1997

Golf ball

SUMITOMO RUBBER IND32 citations93
US4990574AFeb 5, 1991

Process for production of modified resin

SUMITOMO RUBBER IND46 citations93
US6315683B1Nov 13, 2001

Hollow solid golf ball

SUMITOMO RUBBER IND40 citations92
US4305851ADec 15, 1981

Process for preparing a solid golf ball

SUMITOMO RUBBER IND34 citations92
US5127655AJul 7, 1992

Golf ball

SUMITOMO RUBBER IND19 citations82
US5658188AAug 19, 1997

Method for grinding golf ball surface and golf ball

SUMITOMO RUBBER IND12 citations74
US5597365AJan 28, 1997

Liquid center thread wound golf ball

SUMITOMO RUBBER IND10 citations74
US8372940B2Feb 12, 2013

Golf ball

SUMITOMO RUBBER IND0 citations50
US10265585B2Apr 23, 2019

Golf ball

SUMITOMO RUBBER IND0 citations41

NAKANO VINEGAR CO LTD

9 patents

MIKURA CHIEMI

4 patents

SRI SPORTS LTD

2 patents

KONISHIROKU PHOTO IND

1 patent

NIHON SURFACTANT INDUSTRY CO L

1 patent

SHIGA KAZUYOSHI

1 patent

FUSHIHARA KAZUHISA

1 patent

KATSUJI MATSUNAGA

1 patent

DUNLOP SPORTS CO LTD

1 patent

TSUNASHIMA HIROMASA

1 patent

HIBI AYAKA

1 patent