Inventor
HIRUTA MASAOMI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “HIRUTA MASAOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BRIDGESTONE SPORTS CO LTD
10 patentsUS5823887AOct 20, 1998
Iron golf club set
BRIDGESTONE SPORTS CO LTD90 citations95
US6783466B2Aug 31, 2004
Golf club head
BRIDGESTONE SPORTS CO LTD96 citations94
US7942759B2May 17, 2011
Golf club head
BRIDGESTONE SPORTS CO LTD24 citations92
US7798916B2Sep 21, 2010
Golf club head
BRIDGESTONE SPORTS CO LTD20 citations92
US7686706B2Mar 30, 2010
Golf club head
BRIDGESTONE SPORTS CO LTD35 citations92
US5603667AFeb 18, 1997
Golf club head
BRIDGESTONE SPORTS CO LTD44 citations91
US5386996AFeb 7, 1995
Golf club head
BRIDGESTONE SPORTS CO LTD30 citations91
US7883431B2Feb 8, 2011
Golf club head
BRIDGESTONE SPORTS CO LTD17 citations84
US7819759B2Oct 26, 2010
Golf club head
BRIDGESTONE SPORTS CO LTD16 citations84
US7819758B2Oct 26, 2010
Golf club head
BRIDGESTONE SPORTS CO LTD12 citations84