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| US5954602 | 2 Oct 1998 | 21 Sep 1999 | DeMarini Sports, Inc. | Bat end plug and method for making the same |
| US6042493 | 14 May 1998 | 28 Mar 2000 | Jas. D. Easton, Inc. | Tubular metal bat internally reinforced with fiber and metallic composite |
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| US6383101 | 24 Jan 2001 | 7 May 2002 | Wilson Sporting Goods Co. | Ball bat |
| US6398675 | 3 Jul 2000 | 4 Jun 2002 | Wilson Sporting Goods Co. | Bat with elastomeric interface |
| US6482114 | 3 Jul 2000 | 19 Nov 2002 | Wilson Sporting Goods Co. | Bat and method of manufacturing |
| US6497631 | 15 Sep 1999 | 24 Dec 2002 | Wilson Sporting Goods Co. | Ball bat |
| US6733404 | 28 Dec 2001 | 11 May 2004 | Wilson Sporting Goods Co. | Insert for a bat having an improved seam orientation |
| US7011588 | 26 Jan 2004 | 14 Mar 2006 | Wilson Sporting Goods Co. | Insert for a bat having an improved seam orientation |
| US7175552 | 20 Jul 2004 | 13 Feb 2007 | Wilson Sporting Goods Co. | Ball bat formed of carburized steel |
| US7585235 | 30 Oct 2007 | 8 Sep 2009 | Mizuno Corporation | Baseball or softball bat |
| US7614969 | 29 Jul 2006 | 10 Nov 2009 | Hammer Sports Inc. | Sticks for athletic equipment |
| US8197366 | 23 Nov 2009 | 12 Jun 2012 | Easton Sports, Inc. | Ball bat including integral barrel features for reducing BBCOR |
