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| US4090711 | 15 Apr 1976 | 23 May 1978 | | Golf club shafts including vibratory means |
| US4241919 | 26 Dec 1978 | 30 Dec 1980 | | Baseball bat with modified internal air pressure |
| US4979743 | 5 Dec 1989 | 25 Dec 1990 | | Golf club grip |
| US5083790 | 27 Jun 1991 | 28 Jan 1992 | | Golf swing training stick |
| US5219164 | 31 May 1991 | 15 Jun 1993 | | Shock absorbing baseball bat |
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| US5297791 | 13 Oct 1992 | 29 Mar 1994 | Fujikura Rubber Ltd. | Golf club shaft and method of producing the same |
| US5478075 | 27 Jun 1994 | 26 Dec 1995 | | Golf club stabilizer |
| US5496028 | 30 Jan 1995 | 5 Mar 1996 | Rapport Composite Co. Ltd.
Ralph Maltby Ent., Inc. | Golf club shaft with two flex points |
| US5575722 | 6 Sep 1995 | 19 Nov 1996 | Vertebrex Golf L.L.C. | Golf club stabilizer and method of stabilizing a golf club |
| US5607364 | 21 Dec 1994 | 4 Mar 1997 | Black & Decker Inc. | Polymer damped tubular shafts |
| US5655975 | 2 Nov 1995 | 12 Aug 1997 | Roush Anatrol, Inc. | Golf club having vibration damping device and method for making same |
| US5692971 | 6 Mar 1996 | 2 Dec 1997 | | Shock absorbing insert and other sporting goods improvements |
| US5716289 | 21 Feb 1996 | 10 Feb 1998 | | Weighting of golf clubs |
| US5718643 | 19 Jul 1996 | 17 Feb 1998 | Karsten Manufacturing Corp. | Vibration dampening insert for golf clubs |
| US5904622 | 12 Sep 1997 | 18 May 1999 | Dana Corporation | Driveshaft assembly with vented noise reduction structure |
| US5935027 | 28 Dec 1995 | 10 Aug 1999 | Roush Anatrol, Inc. | Multi-mode vibration absorbing device for implements |
| US5964673 | 27 Jan 1997 | 12 Oct 1999 | Hellerich & Brasby Co. | Hollow metal bat with stiffened transition zone and method of making same |
| US6042485 | 28 Jan 1998 | 28 Mar 2000 | Harrison Sports, Inc. | Vibration damping device |
| US6117021 | 24 Dec 1997 | 12 Sep 2000 | Cobra Golf, Incorporated | Golf club shaft |
| US6146291 | 16 Aug 1997 | 14 Nov 2000 | | Baseball bat having a tunable shaft |
| US6234911 | 12 Sep 1997 | 22 May 2001 | Spicer Driveshaft, Inc. | Driveshaft assembly having a noise reduction structure |
| US6354958 | 11 Apr 2000 | 12 Mar 2002 | | Vibration damper for a golf club |
| US6582320 | 11 Feb 1999 | 24 Jun 2003 | | Hybrid golf club shaft |
| US6729971 | 15 Aug 2002 | 4 May 2004 | Ceramixgolf.com | Golf club head with filled cavity |
| US6764414 | 21 Aug 2002 | 20 Jul 2004 | Sumitomo Rubber Industries, Ltd. | Golf club shaft |
| US6837812 | 10 Sep 2003 | 4 Jan 2005 | | Vibration dampening grip cover for the handle of an implement |
| US6863629 | 10 Sep 2003 | 8 Mar 2005 | | Vibration damping tape |
| US6872157 | 5 Feb 2002 | 29 Mar 2005 | Sting Free Company | Sting minimizing grip for a hand held swinging athletic contact making article |
| US6880269 | 16 Oct 2001 | 19 Apr 2005 | Sting Free Company | Athletic clothing with sting reduction padding |
| US6893366 | 10 Sep 2003 | 17 May 2005 | | Vibration dampening grip |
| US6935973 | 10 Sep 2003 | 30 Aug 2005 | Sting Free Company | Vibration dampening material |
| US6942586 | 28 May 2004 | 13 Sep 2005 | Sting Free Technologies Company | Vibration dampening material |
| US6944974 | 5 Nov 2004 | 20 Sep 2005 | Sting Free Company | Shoe insert formed of reinforced elastomer for regulating and dampening vibration |
| US7022029 | 15 Mar 2005 | 4 Apr 2006 | Ceramixgolf.com, Inc. | Golf club head with filled cavity |
| US7150113 | 5 Oct 2004 | 19 Dec 2006 | Sting Free Technologies Company | Vibration dampening material and method of making same |
| US7171696 | 6 Dec 2004 | 6 Feb 2007 | Sting Free Company | Athletic clothing with sting reduction padding |
| US7171697 | 22 Dec 2004 | 6 Feb 2007 | Sting Free Company | Vibration dampening material and method of making same |
| US7444905 | 16 Feb 2007 | 4 Nov 2008 | | Wrench with reinforced hollow handle |
| US7686705 | 10 Sep 2007 | 30 Mar 2010 | Golf Science Technology LLC | Golf club |
| US7895923 | 7 Jul 2008 | 1 Mar 2011 | | Wrench with reinforced hollow handle |
| US8142382 | 5 Oct 2004 | 27 Mar 2012 | Matscitechno Licensing Company | Vibration dampening material and method of making same |
| USRE31811 | 10 Aug 1981 | 22 Jan 1985 | | Baseball bat with modified internal air pressure |
