Assignee
MARUMAN GOLF
JP·47 granted patents·4,024 citations·filing 1979–1993
Top patents by PatentIndex Score
47 records- 0199US4811950AGolf club headMARUMAN GOLF·Filed 1987·Granted Mar 14, 1989·304 cites·11 claims
- 0299USD267965SIron club headMARUMAN GOLF·Filed 1979·Granted Feb 15, 1983·135 cites·1 claims
- 0398US4754974AGolf club headMARUMAN GOLF·Filed 1987·Granted Jul 5, 1988·247 cites·4 claims
- 0498US4489945AAll-metallic golf club headMARUMAN GOLF·Filed 1982·Granted Dec 25, 1984·214 cites·12 claims
- 0597US5233544ASwing analyzing deviceMARUMAN GOLF·Filed 1990·Granted Aug 3, 1993·259 cites·12 claims
- 0697US4824110AGolf club headMARUMAN GOLF·Filed 1987·Granted Apr 25, 1989·186 cites·10 claims
- 0797US4811949AConstruction of a club-head for a golf clubMARUMAN GOLF·Filed 1987·Granted Mar 14, 1989·175 cites·5 claims
- 0896US4787638AGolf ballMARUMAN GOLF·Filed 1987·Granted Nov 29, 1988·144 cites·6 claims
- 0995US4871174AGolf clubMARUMAN GOLF·Filed 1989·Granted Oct 3, 1989·144 cites·6 claims
- 1095US4819939AGrip for a golf club shaftMARUMAN GOLF·Filed 1986·Granted Apr 11, 1989·137 cites·11 claims
- 1195USD264488SGolf club headMARUMAN GOLF·Filed 1980·Granted May 18, 1982·37 cites·1 claims
- 1294US5398935AGolf wood clubheadMARUMAN GOLF·Filed 1993·Granted Mar 21, 1995·158 cites·5 claims
- 1393US4754969ASet of golf clubsMARUMAN GOLF·Filed 1986·Granted Jul 5, 1988·120 cites·4 claims
- 1493US4732389AGolf club headMARUMAN GOLF·Filed 1986·Granted Mar 22, 1988·111 cites·6 claims
- 1592US5322290AGolf club gripMARUMAN GOLF·Filed 1991·Granted Jun 21, 1994·187 cites·3 claims
- 1692US4890840AWood-type golf club head for number one golf clubMARUMAN GOLF·Filed 1988·Granted Jan 2, 1990·105 cites·3 claims
- 1791US4836550AClub head for an iron-type golf clubMARUMAN GOLF·Filed 1988·Granted Jun 6, 1989·103 cites·9 claims
- 1891USD300547SGolf club headMARUMAN GOLF·Filed 1986·Granted Apr 4, 1989·32 cites·1 claims
- 1990US4754971AGolf club setMARUMAN GOLF·Filed 1986·Granted Jul 5, 1988·86 cites·4 claims
- 2089US5000454AGolf club headMARUMAN GOLF·Filed 1989·Granted Mar 19, 1991·285 cites·9 claims
- 2186US4728105AGolf club headMARUMAN GOLF·Filed 1986·Granted Mar 1, 1988·72 cites·3 claims
- 2286USD277221SGolf club headMARUMAN GOLF·Filed 1982·Granted Jan 15, 1985·20 cites·1 claims
- 2385US4854583AConstruction of portion connecting golf club-head and golf club shaftMARUMAN GOLF·Filed 1989·Granted Aug 8, 1989·45 cites·9 claims
- 2484US5056788AClub set with progressively altered hosel thickness and head weightMARUMAN GOLF·Filed 1989·Granted Oct 15, 1991·69 cites·1 claims
- 2584USD265494SGolf club headMARUMAN GOLF·Filed 1980·Granted Jul 20, 1982·19 cites·1 claims
- 2676US4913435AGolf club and a set of golf clubsMARUMAN GOLF·Filed 1987·Granted Apr 3, 1990·49 cites·14 claims
- 2775US4699383AClub-headMARUMAN GOLF·Filed 1986·Granted Oct 13, 1987·46 cites·3 claims
- 2874US5280911AClubhead for golf iron clubMARUMAN GOLF·Filed 1991·Granted Jan 25, 1994·47 cites·1 claims
- 2974US4809982AGolf club headMARUMAN GOLF·Filed 1987·Granted Mar 7, 1989·44 cites·2 claims
- 3073US5226652AGolf club with improved impact propertyMARUMAN GOLF·Filed 1992·Granted Jul 13, 1993·46 cites·10 claims
- 3172US4979745AElectric apparatus for use when practicing a golf swingMARUMAN GOLF·Filed 1989·Granted Dec 25, 1990·43 cites·17 claims
- 3270US5324032AGolf club shaftMARUMAN GOLF·Filed 1993·Granted Jun 28, 1994·45 cites·5 claims
- 3370US4682504ADevice for measuring a stiffness of a golf-club shaftMARUMAN GOLF·Filed 1986·Granted Jul 28, 1987·39 cites·8 claims
- 3469US5160137AIron golf club setMARUMAN GOLF·Filed 1992·Granted Nov 3, 1992·41 cites·1 claims
- 3565US4690408AClub-headMARUMAN GOLF·Filed 1986·Granted Sep 1, 1987·27 cites·5 claims
- 3664US4838555AHead of wood type golf clubMARUMAN GOLF·Filed 1988·Granted Jun 13, 1989·32 cites·3 claims
- 3759US4830377AGolf clubMARUMAN GOLF·Filed 1987·Granted May 16, 1989·27 cites·2 claims
- 3858US4754970AGolf club setMARUMAN GOLF·Filed 1986·Granted Jul 5, 1988·25 cites·3 claims
- 3957US5108105AGolf practice deviceMARUMAN GOLF·Filed 1991·Granted Apr 28, 1992·28 cites·4 claims
- 4053US4798384AClub-headMARUMAN GOLF·Filed 1987·Granted Jan 17, 1989·19 cites·3 claims
- 4150USD344560SGolf club headMARUMAN GOLF·Filed 1991·Granted Feb 22, 1994·6 cites·1 claims
- 4249USD263980SGolf club headMARUMAN GOLF·Filed 1979·Granted Apr 20, 1982·3 cites·1 claims
- 4345US4991843AGolf club with a plastic headMARUMAN GOLF·Filed 1989·Granted Feb 12, 1991·17 cites·9 claims
- 4444USD262304SGolf club headMARUMAN GOLF·Filed 1979·Granted Dec 15, 1981·2 cites·1 claims
- 4544USD262303SGolf club headMARUMAN GOLF·Filed 1979·Granted Dec 15, 1981·2 cites·1 claims
- 4642US5288079AGolf wood clubheadMARUMAN GOLF·Filed 1991·Granted Feb 22, 1994·25 cites·3 claims
- 4742US5269518AGrip-weighted putterMARUMAN GOLF·Filed 1991·Granted Dec 14, 1993·17 cites·1 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →