Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 7749114 | Composite bat A bat has a barrel with a multi-wall construction. The handle can be formed integrally with the inner wall. A damping device can be installed between the handle and the outer wall of the barrel. The damping device can dampen vibrations transmitted from the outer wal... | 07/06/2010 |
| 7520829 | Hockey stick A one-piece composite hockey stick includes a shaft and a blade. The blade end of the shaft extends entirely through the blade such that the blade end can contact the playing surface along with the bottom side of the blade. The shaft extending through the bottom sid... | 04/21/2009 |
| 7255652 | Lightweight, durable golf club shafts An ultra lightweight golf club shaft which includes a butt section, a tip section, and a tapered section interconnecting the same. The tapered section can be a constant taper, or include a plurality of step portions interconnected by frustoconical transition areas. ... | 08/14/2007 |
| 7115045 | Hybrid gold club shaft set A hybrid golf club shaft set is provided that includes at least two of the group including a composite shaft subset including shafts formed entirely of composite, a composite/metal shaft subset including shafts formed of composite/metal combination shafts, and a met... | 10/03/2006 |
| D507815 | Golf club shaft | 07/26/2005 |
| 6893596 | Method of forming a one piece hockey stick A method of manufacturing a one piece, composite, hockey stick in an autoclave. A mandrel is provided which has a non uniform cross section. Pre-preg flags are wrapped around the mandrel. Provision is made so that when the wrapped mandrel is inserted in a pressure a... | 05/17/2005 |
| 6729970 | Hybrid golf club shaft set A hybrid golf club shaft set is provided that includes a composite shaft subset including shafts formed entirely of composite, a composite/metal shaft subset including shafts formed of composite/metal combination shafts, and a metal shaft subset including shafts for... | 05/04/2004 |
| 6203447 | Bonding apparatus for modular shafts The present invention includes an athletic apparatus such as a golf shaft that includes a first tubular segment, a second tubular segment, and a bond apparatus to couple the first and second tubular segments. The first segment includes an inner surface de... | 03/20/2001 |
| 6134937 | Golf club and shaft therefor and method of making same A golf club 20 includes a shaft 22 having a club head 32 secured to a tip end section 24 thereof and a grip 34 secured to a butt end section 26 thereof. A central section 28 of the shaft 22 is formed with a plurality of segments 44 which are of successive... | 10/24/2000 |
| 5993328 | Golf club shaft A hollow golf club shaft including a plurality of diverging and converging substantially frustoconical sections. The sections have respective predetermined substantially constant wall thicknesses.... | 11/30/1999 |
| 5989133 | Golf club and shaft therefor and method of making same A golf club 20 includes a shaft 22 having a club head 32 secured to a tip end section 24 thereof and a grip 34 secured to a butt end section 26 thereof. A central section 28 of the shaft 22 is formed with a plurality of segments 44 which are of successive... | 11/23/1999 |
| 5984804 | Lightweight shaft and methods of making same A lightweight shaft 22 includes a plurality of non-metallic fibers 42, 63, 66 and 70 arranged in prescribed orientations from one end of the shaft to the other and carried by a cured plastic material 103. Additional fibers 82 and 84 are carried by the cur... | 11/16/1999 |
| 5951410 | Apparatus for obtaining compound bending data of a golf club A data acquisition and display system 60 obtains a golfer's downswing parameters during a swing analysis examination. The system 60 includes a specialized golf club 62 which generates data when swung in a downswing motion for a period of time defined as a... | 09/14/1999 |
