Inventor · disambiguated record
Itsushi Nagamoto
Also filed as: NAGAMOTO ITSUSHI
22 granted patents·2,495 citations·filing 1977–1998
97Inventor score
Top patents by PatentIndex Score
22 records- 0198US5908356AWood golf club headYAMAHA CORP·Filed 1997·Granted Jun 1, 1999·299 cites·4 claims
- 0298US5669827AMetallic wood club head for golfYAMAHA CORP·Filed 1996·Granted Sep 23, 1997·382 cites·5 claims
- 0398US4884812AGolf club headYAMAHA CORP·Filed 1988·Granted Dec 5, 1989·278 cites·2 claims
- 0498US4795159AWood-type golf club headYAMAHA CORP·Filed 1987·Granted Jan 3, 1989·290 cites·18 claims
- 0597US4824116AGolf club headYAMAHA CORP·Filed 1987·Granted Apr 25, 1989·318 cites·6 claims
- 0696US4798383AGolf club headYAMAHA CORP·Filed 1986·Granted Jan 17, 1989·177 cites·2 claims
- 0796US4792139AGolf club headYAMAHA CORP·Filed 1986·Granted Dec 20, 1988·187 cites·5 claims
- 0892US5499819AGolf club head and a method for producing the sameYAMAHA CORP·Filed 1994·Granted Mar 19, 1996·108 cites·9 claims
- 0989US4581190AProcess for producing a wood-type golf club headNIPPON MUSICAL INSTRUMENTS MFG·Filed 1983·Granted Apr 8, 1986·75 cites·15 claims
- 1083US4883623AMethod for producing a golf club headYAMAHA CORP·Filed 1989·Granted Nov 28, 1989·76 cites·6 claims
- 1181US5454563AGolf clubYAMAHA CORP·Filed 1994·Granted Oct 3, 1995·59 cites·5 claims
- 1275US4714577AMethod for producing a wood-type golf club headNIPPON MUSICAL INSTRUMENTS MFG·Filed 1986·Granted Dec 22, 1987·33 cites·14 claims
- 1374US5647807AGolf clubYAMAHA CORP·Filed 1996·Granted Jul 15, 1997·47 cites·15 claims
- 1465US5611740AGolf clubYAMAHA CORP·Filed 1996·Granted Mar 18, 1997·33 cites·2 claims
- 1561US5792004AIron golf club and a method for producing the sameYAMAHA CORP·Filed 1996·Granted Aug 11, 1998·28 cites·9 claims
- 1657US5910056AGolf clubYAMAHA CORP·Filed 1998·Granted Jun 8, 1999·26 cites·6 claims
- 1753US4203596ARacket and a method for manufacturing sameNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted May 20, 1980·17 cites·15 claims
- 1852US5586944AGolf club headYAMAHA CORP·Filed 1995·Granted Dec 24, 1996·25 cites·3 claims
- 1942US4145047ARacketNIPPON MUSICAL INSTRUMENTS MFG·Filed 1977·Granted Mar 20, 1979·13 cites·10 claims
- 2041US6102274AMethod for manufacturing golf club headsYAMADA CORP·Filed 1997·Granted Aug 15, 2000·8 cites·13 claims
- 2137US4283050ARacket frameNIPPON MUSICAL INSTRUMENTS MFG·Filed 1979·Granted Aug 11, 1981·8 cites·14 claims
- 2235US4479652AWood-type golf club headNIPPON MUSICAL INSTRUMENTS MFG·Filed 1983·Granted Oct 30, 1984·8 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →