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Golf club head
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Patent number 5,100,144
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Issue date Mar 31, 1992
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The Yokohama Rubber Co., Ltd.
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Takaharu Okumoto
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Durable wooden golf club head
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Patent number 4,934,703
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Issue date Jun 19, 1990
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Cincinnati Golf Service, Inc.
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Howard C. Delaney
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A63 - SPORTS GAMES AMUSEMENTS
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Golf club head
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Patent number 4,681,322
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Issue date Jul 21, 1987
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George T. Straza
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A63 - SPORTS GAMES AMUSEMENTS
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Golf putter
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Patent number 4,679,792
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Issue date Jul 14, 1987
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George T. Straza
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A63 - SPORTS GAMES AMUSEMENTS
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Graphite composite racquet
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Patent number 4,579,343
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Issue date Apr 1, 1986
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Ektelon
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Raymond L. Mortvedt
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A63 - SPORTS GAMES AMUSEMENTS
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Bicycle frame
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Patent number 4,047,731
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Issue date Sep 13, 1977
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Exxon Research and Engineering Company
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Richard L. VanAuken
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Archery bow
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Patent number 3,965,883
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Issue date Jun 29, 1976
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Leonard S. Meyer
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F41 - WEAPONS
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3895158
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Patent number 3,895,158
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Issue date Jul 15, 1975
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3885071
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Patent number 3,885,071
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Issue date May 20, 1975
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3847726
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Patent number 3,847,726
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Issue date Nov 12, 1974
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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3817522
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Patent number 3,817,522
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Issue date Jun 18, 1974
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A63 - SPORTS GAMES AMUSEMENTS
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3815910
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Patent number 3,815,910
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A63 - SPORTS GAMES AMUSEMENTS
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3751036
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Patent number 3,751,036
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A63 - SPORTS GAMES AMUSEMENTS
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3717344
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Patent number 3,717,344
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Issue date Feb 20, 1973
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A63 - SPORTS GAMES AMUSEMENTS
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3712659
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Patent number 3,712,659
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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3695618
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Patent number 3,695,618
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Issue date Oct 3, 1972
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A63 - SPORTS GAMES AMUSEMENTS
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3690658
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Patent number 3,690,658
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A63 - SPORTS GAMES AMUSEMENTS
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3671477
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Patent number 3,671,477
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Issue date Jun 20, 1972
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3659577
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Patent number 3,659,577
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Issue date May 2, 1972
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F41 - WEAPONS
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3642695
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Patent number 3,642,695
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Issue date Feb 15, 1972
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3616140
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Patent number 3,616,140
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Issue date Oct 26, 1971
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3582081
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Patent number 3,582,081
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Issue date Jun 1, 1971
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A63 - SPORTS GAMES AMUSEMENTS