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Ball projecting machine
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Patent number 8,074,633
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Issue date Dec 13, 2011
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Wilson Sporting Goods Co.
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Eugene Grant
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A63 - SPORTS GAMES AMUSEMENTS
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Exercise apparatus
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Patent number 7,563,213
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Issue date Jul 21, 2009
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Eugene Grant
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A63 - SPORTS GAMES AMUSEMENTS
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Batting tee
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Patent number D566801
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Issue date Apr 15, 2008
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Wilson Sporting Goods Co.
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Eugene Grant
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D21 - Games, toys, and sports goods
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Sports practice net
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Patent number D540407
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Issue date Apr 10, 2007
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Wilson Sporting Goods Co.
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Eugene Grant
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D21 - Games, toys, and sports goods
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Sports practice net
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Patent number 6,793,594
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Issue date Sep 21, 2004
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Athletic Training Equipment Company, Inc.
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Eugene Grant
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A63 - SPORTS GAMES AMUSEMENTS
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Ball pitching machine
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Patent number 5,832,909
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Issue date Nov 10, 1998
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Athletic Training Equipment Company
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Eugene J. P. Grant
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A63 - SPORTS GAMES AMUSEMENTS