Inventor
YOKOTA MASATOSHI
JP83 patents
⚠️ This page may combine multiple inventors who share the name “YOKOTA MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
26 patentsUS5697856ADec 16, 1997
Solid golf ball and process for producing the same
SUMITOMO RUBBER IND291 citations99
US6626770B2Sep 30, 2003
Multi-piece solid golf ball
SUMITOMO RUBBER IND167 citations98
US6241625B1Jun 5, 2001
Solid golf ball
SUMITOMO RUBBER IND101 citations98
US5919101AJul 6, 1999
Solid golf ball
SUMITOMO RUBBER IND118 citations98
US6583229B2Jun 24, 2003
Solid golf ball
SUMITOMO RUBBER IND67 citations96
US6302810B2Oct 16, 2001
Solid golf ball
SUMITOMO RUBBER IND81 citations96
US6121357ASep 19, 2000
Solid golf ball
SUMITOMO RUBBER IND76 citations96
US5776013AJul 7, 1998
Solid golf ball
SUMITOMO RUBBER IND52 citations96
US5713802AFeb 3, 1998
Golf ball having two-layer cover structure
SUMITOMO RUBBER IND72 citations96
US6846898B2Jan 25, 2005
Golf ball having a urethane cover
SUMITOMO RUBBER IND24 citations93
US6759482B1Jul 6, 2004
Three-piece solid golf ball
SUMITOMO RUBBER IND33 citations93
US6608127B1Aug 19, 2003
Golf ball
SUMITOMO RUBBER IND43 citations93
US6575850B1Jun 10, 2003
Golf ball
SUMITOMO RUBBER IND37 citations93
US6558276B1May 6, 2003
Method of making a solid golf ball
SUMITOMO RUBBER IND31 citations93
US6386993B1May 14, 2002
Two-piece solid golf ball
SUMITOMO RUBBER IND43 citations93
US6130295AOct 10, 2000
Golf ball
SUMITOMO RUBBER IND38 citations93
US5800287ASep 1, 1998
Solid golf ball
SUMITOMO RUBBER IND44 citations93
US5795247AAug 18, 1998
Solid golf ball
SUMITOMO RUBBER IND33 citations93
US5702312ADec 30, 1997
Solid golf ball
SUMITOMO RUBBER IND35 citations93
US5695414ADec 9, 1997
Coated golf ball
SUMITOMO RUBBER IND28 citations93
US5607366AMar 4, 1997
Two-piece golf ball
SUMITOMO RUBBER IND20 citations93
US6835793B2Dec 28, 2004
Golf ball having a polyurethane cover
SUMITOMO RUBBER IND20 citations92
US6398669B1Jun 4, 2002
Painted golf ball
SUMITOMO RUBBER IND30 citations90
US6660824B2Dec 9, 2003
Golf ball
SUMITOMO RUBBER IND16 citations84
US6503157B2Jan 7, 2003
Golf ball and process for manufacturing the same
SUMITOMO RUBBER IND15 citations84
US6716116B1Apr 6, 2004
One-piece golf ball
SUMITOMO RUBBER IND8 citations74
SRI SPORTS LTD
17 patentsUS7824280B2Nov 2, 2010
Golf club head
SRI SPORTS LTD147 citations99
US7575523B2Aug 18, 2009
Golf club head
SRI SPORTS LTD177 citations99
US7572193B2Aug 11, 2009
Golf club head
SRI SPORTS LTD306 citations99
US7500924B2Mar 10, 2009
Golf club head
SRI SPORTS LTD300 citations99
US7934998B2May 3, 2011
Golf club head
SRI SPORTS LTD108 citations98
US7857713B2Dec 28, 2010
Wood-type golf club head
SRI SPORTS LTD60 citations98
US6919393B2Jul 19, 2005
Solid golf ball
SRI SPORTS LTD72 citations97
US8382609B2Feb 26, 2013
Golf club head and method for manufacturing the same
SRI SPORTS LTD46 citations94
US8047931B2Nov 1, 2011
Golf club head
SRI SPORTS LTD32 citations93
US7278930B2Oct 9, 2007
Golf ball
SRI SPORTS LTD33 citations93
US8038546B2Oct 18, 2011
Wood-type golf club head
SRI SPORTS LTD15 citations84
US7914397B2Mar 29, 2011
Golf ball
SRI SPORTS LTD7 citations84
US7704431B2Apr 27, 2010
Mold for golf ball
SRI SPORTS LTD14 citations84
US7682266B2Mar 23, 2010
Golf ball
SRI SPORTS LTD13 citations84
US7641570B2Jan 5, 2010
Golf club head
SRI SPORTS LTD17 citations84
US7059978B2Jun 13, 2006
Golf ball
SRI SPORTS LTD16 citations84
US7628715B2Dec 8, 2009
Golf ball
SRI SPORTS LTD5 citations74
TAKATA CORP
5 patentsUS6976702B2Dec 20, 2005
Side airbag
TAKATA CORP54 citations94
US7753407B2Jul 13, 2010
Side airbag apparatus with side airbag cover
TAKATA CORP45 citations93
US7862078B2Jan 4, 2011
Side collision airbag device
TAKATA CORP16 citations84
US7862077B2Jan 4, 2011
Side-impact airbag and side-impact airbag apparatus
TAKATA CORP8 citations84
US7614650B2Nov 10, 2009
Side-impact airbag and side-impact airbag apparatus
TAKATA CORP10 citations84
NAKAMURA TAKASHI
1 patentOKIMOTO KOHEI
1 patentShowing the top 50 of 83 patents by PatentIndex Score.