Inventor
OHAMA KEIJI
JP92 patents
⚠️ This page may combine multiple inventors who share the name “OHAMA KEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
23 patentsUS6805644B1Oct 19, 2004
Three-piece solid golf ball
SUMITOMO RUBBER IND124 citations98
US6659888B2Dec 9, 2003
Three-piece solid golf ball
SUMITOMO RUBBER IND129 citations98
US6520872B2Feb 18, 2003
Three-piece solid golf ball
SUMITOMO RUBBER IND106 citations98
US6494794B1Dec 17, 2002
Two-piece solid golf ball
SUMITOMO RUBBER IND142 citations98
US6494793B1Dec 17, 2002
Two-piece solid golf ball
SUMITOMO RUBBER IND142 citations98
US6287218B1Sep 11, 2001
Solid golf ball
SUMITOMO RUBBER IND83 citations98
US6241625B1Jun 5, 2001
Solid golf ball
SUMITOMO RUBBER IND101 citations98
US6315682B1Nov 13, 2001
Multi-piece solid golf ball
SUMITOMO RUBBER IND78 citations96
US6139447AOct 31, 2000
Rubber composition for golf ball and golf ball produced using the same
SUMITOMO RUBBER IND57 citations96
US6726579B2Apr 27, 2004
Multi-piece solid golf ball
SUMITOMO RUBBER IND23 citations93
US6561923B1May 13, 2003
Colored golf ball
SUMITOMO RUBBER IND33 citations93
US6558275B2May 6, 2003
Three-piece solid golf ball
SUMITOMO RUBBER IND38 citations93
US6558276B1May 6, 2003
Method of making a solid golf ball
SUMITOMO RUBBER IND31 citations93
US6435984B1Aug 20, 2002
Golf ball
SUMITOMO RUBBER IND33 citations93
US6319155B1Nov 20, 2001
Multi-piece solid golf ball
SUMITOMO RUBBER IND27 citations93
US6790148B1Sep 14, 2004
Multi-piece solid golf ball and method of making the same
SUMITOMO RUBBER IND21 citations92
US6951520B2Oct 4, 2005
Golf ball
SUMITOMO RUBBER IND14 citations84
US6905647B2Jun 14, 2005
Process for producing golf ball
SUMITOMO RUBBER IND13 citations84
US6815507B2Nov 9, 2004
Golf ball with improved shot feel without deterioration in durability and flight performance
SUMITOMO RUBBER IND18 citations84
US6645090B2Nov 11, 2003
Multi-piece solid golf ball
SUMITOMO RUBBER IND15 citations84
US6855071B2Feb 15, 2005
Multi-piece golf ball and method for manufacturing the same
SUMITOMO RUBBER IND8 citations74
US6676540B2Jan 13, 2004
Multi-piece solid golf ball
SUMITOMO RUBBER IND7 citations74
US6572493B2Jun 3, 2003
Multi-piece solid golf ball
SUMITOMO RUBBER IND10 citations74
SRI SPORTS LTD
18 patentsUS7999019B2Aug 16, 2011
Golf ball
SRI SPORTS LTD23 citations93
US7182700B2Feb 27, 2007
Golf ball
SRI SPORTS LTD20 citations93
US7121959B1Oct 17, 2006
Multi-piece solid golf ball
SRI SPORTS LTD26 citations93
US7083532B2Aug 1, 2006
Golf ball and method of manufacturing the same
SRI SPORTS LTD18 citations93
US7041013B2May 9, 2006
Golf ball
SRI SPORTS LTD19 citations93
US8372915B2Feb 12, 2013
Golf ball
SRI SPORTS LTD9 citations84
US7691010B2Apr 6, 2010
Golf ball
SRI SPORTS LTD15 citations84
US7410430B2Aug 12, 2008
Golf ball
SRI SPORTS LTD16 citations84
US7396301B2Jul 8, 2008
Golf ball
SRI SPORTS LTD11 citations84
US7384352B2Jun 10, 2008
Golf ball
SRI SPORTS LTD20 citations84
US7326131B2Feb 5, 2008
Golf ball
SRI SPORTS LTD10 citations84
US7201674B2Apr 10, 2007
Golf ball
SRI SPORTS LTD17 citations84
US7101292B2Sep 5, 2006
Multi-piece solid golf ball
SRI SPORTS LTD12 citations84
US8366568B2Feb 5, 2013
Golf ball
SRI SPORTS LTD6 citations82
US7252602B2Aug 7, 2007
Golf ball
SRI SPORTS LTD9 citations74
US7086966B2Aug 8, 2006
Golf ball
SRI SPORTS LTD8 citations74
US6986718B2Jan 17, 2006
Multi-piece solid golf ball
SRI SPORTS LTD10 citations74
US9011272B2Apr 21, 2015
Golf ball
SRI SPORTS LTD4 citations73
KAMINO KAZUYA
2 patentsNAKAMURA HIROTAKA
2 patentsOHAMA KEIJI
2 patentsOKABE SATOKO
1 patentMATSUYAMA YOSHIKO
1 patentSHIGA KAZUYOSHI
1 patentShowing the top 50 of 92 patents by PatentIndex Score.