P

Inventor

ONUKI MASAHIDE

JP79 patents
⚠️ This page may combine multiple inventors who share the name “ONUKI MASAHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO RUBBER IND

24 patents
US5836830ANov 17, 1998

Golf club head

SUMITOMO RUBBER IND125 citations98
US6267171B1Jul 31, 2001

Metal mold for manufacturing amorphous alloy and molded product of amorphous alloy

SUMITOMO RUBBER IND70 citations96
US6371195B1Apr 16, 2002

Molded product of amorphous metal and manufacturing method for the same

SUMITOMO RUBBER IND67 citations95
US6258183B1Jul 10, 2001

Molded product of amorphous metal and manufacturing method for the same

SUMITOMO RUBBER IND77 citations95
US6089992AJul 18, 2000

Golf club head

SUMITOMO RUBBER IND64 citations95
US6001032ADec 14, 1999

Golf club head

SUMITOMO RUBBER IND57 citations95
US6117023ASep 12, 2000

Golf club head

SUMITOMO RUBBER IND51 citations93
US6773358B1Aug 10, 2004

Golf club shaft

SUMITOMO RUBBER IND21 citations92
US6743124B2Jun 1, 2004

Golf ball

SUMITOMO RUBBER IND28 citations92
US6645089B2Nov 11, 2003

Golf ball

SUMITOMO RUBBER IND29 citations92
US6267170B1Jul 31, 2001

Manufacturing apparatus and method for amorphous alloy

SUMITOMO RUBBER IND31 citations92
US10286265B2May 14, 2019

Golf club head

SUMITOMO RUBBER IND15 citations85
US10661136B2May 26, 2020

Golf club head

SUMITOMO RUBBER IND8 citations84
US6652673B1Nov 25, 2003

Zirconium system amorphous alloy

SUMITOMO RUBBER IND15 citations84
US6533677B1Mar 18, 2003

Golf club shaft

SUMITOMO RUBBER IND16 citations83
US11679309B2Jun 20, 2023

Golf club head

SUMITOMO RUBBER IND4 citations75
US6183374B1Feb 6, 2001

Golf club

SUMITOMO RUBBER IND11 citations74
US10369426B2Aug 6, 2019

Golf club

SUMITOMO RUBBER IND5 citations73
US10328318B2Jun 25, 2019

Golf club

SUMITOMO RUBBER IND4 citations73
US10279223B2May 7, 2019

Golf club

SUMITOMO RUBBER IND2 citations73
US10207159B2Feb 19, 2019

Golf club

SUMITOMO RUBBER IND3 citations73
US5798833AAug 25, 1998

Rotation speed measuring machine for flying globe

SUMITOMO RUBBER IND14 citations73
US10537769B2Jan 21, 2020

Golf club head

SUMITOMO RUBBER IND6 citations72
US11504587B2Nov 22, 2022

Golf club head

SUMITOMO RUBBER IND3 citations71

DUNLOP SPORTS CO LTD

10 patents

SRI SPORTS LTD

8 patents

HAYASE SEIJI

2 patents

HASEGAWA HIROSHI

2 patents

IWATSUBO TAKUZO

2 patents

INOE AKIHISA

1 patent

KIM HYOUNGCHOL

1 patent

Showing the top 50 of 79 patents by PatentIndex Score.