Inventor
KITAGAWA TOMONORI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA TOMONORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIDGESTONE SPORTS CO LTD
20 patentsUS9937389B2Apr 10, 2018
Golf club head with grooves shallower than scorelines and surface film thickness
BRIDGESTONE SPORTS CO LTD37 citations94
US9901789B2Feb 27, 2018
Golf club head with grooves shallower than scorelines and goove pitch and length
BRIDGESTONE SPORTS CO LTD38 citations94
USD762793SAug 2, 2016
Iron golf club head
BRIDGESTONE SPORTS CO LTD17 citations92
US9901793B2Feb 27, 2018
Golf club head
BRIDGESTONE SPORTS CO LTD15 citations84
US11135484B2Oct 5, 2021
Golf club head
BRIDGESTONE SPORTS CO LTD7 citations83
US9421434B2Aug 23, 2016
Golf club head
BRIDGESTONE SPORTS CO LTD14 citations83
USD757195SMay 24, 2016
Wood golf club head
BRIDGESTONE SPORTS CO LTD13 citations83
US9050508B2Jun 9, 2015
Golf club and method for adjusting characteristics of the same
BRIDGESTONE SPORTS CO LTD15 citations83
US10702750B1Jul 7, 2020
Golf club head
BRIDGESTONE SPORTS CO LTD3 citations73
US10709940B2Jul 14, 2020
Golf club with weight and external rib in recess on sole
BRIDGESTONE SPORTS CO LTD2 citations72
US10150021B2Dec 11, 2018
Golf club head
BRIDGESTONE SPORTS CO LTD5 citations72
USD763376SAug 9, 2016
Wood golf club head
BRIDGESTONE SPORTS CO LTD5 citations72
USD757872SMay 31, 2016
Wood golf club head
BRIDGESTONE SPORTS CO LTD5 citations72
US11253757B2Feb 22, 2022
Golf club head
BRIDGESTONE SPORTS CO LTD0 citations62
USD919726SMay 18, 2021
Golf club screw
BRIDGESTONE SPORTS CO LTD0 citations62
USD919725SMay 18, 2021
Golf club head
BRIDGESTONE SPORTS CO LTD1 citations62
US10245483B2Apr 2, 2019
Golf club head
BRIDGESTONE SPORTS CO LTD1 citations62
US9393467B2Jul 19, 2016
Iron type golf club head
BRIDGESTONE SPORTS CO LTD2 citations62
US10486044B2Nov 26, 2019
Golf club head
BRIDGESTONE SPORTS CO LTD0 citations51
USD763377SAug 9, 2016
Wood golf club head
BRIDGESTONE SPORTS CO LTD0 citations51