MT

Michael J. Twigg

UN Unknown: 7 patents #1,646 of 83,584Top 2%
EM Emhart: 2 patents #94 of 338Top 30%
TS True Temper Sports: 1 patents #17 of 36Top 50%
Overall (All Time): #298,558 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8925779 Disposable or reusable convertible shopping bag/backpack William Mark Morse 2015-01-06
7413517 Reconfigurable golf club and method Joseph H. Butler 2008-08-19
7027239 Data acquisition system William B. Priester, Joseph H. Butler 2006-04-11
6997056 Method and apparatus for measuring and orienting golf club shaft Richard M. Weiss, Joseph H. Butler, F. Sherrill Vowell, Larry R. Palmer 2006-02-14
6993970 Method and apparatus for measuring and orienting golf club shaft Richard M. Weiss, Joseph H. Butler, F. Sherrill Vowell, Larry R. Palmer 2006-02-07
6990865 Method and apparatus for measuring and orienting golf club shaft Richard M. Weiss, Joseph H. Butler, F. Sherrill Vowell, Larry R. Palmer 2006-01-31
6915695 Method and apparatus for measuring and orienting golf club shaft Richard M. Weiss, Joseph H. Butler, F. Sherrill Vowell, Larry R. Palmer 2005-07-12
6890312 Joint angle indication system William B. Priester, Joseph H. Butler 2005-05-10
6609429 Method and apparatus for locating and aligning golf club shaft spine Richard M. Weiss, Joseph H. Butler 2003-08-26
6572488 Method and apparatus for locating and aligning golf club shaft spine Richard M. Weiss, Joseph H. Butler 2003-06-03
6550121 Method and apparatus for locating and aligning golf club shaft spine Richard M. Weiss, Joseph H. Butler 2003-04-22
6543125 Apparatus for locating and aligning golf club shaft spine Richard M. Weiss, Joseph H. Butler 2003-04-08
6477899 Apparatus for locating and aligning golf club shaft spine Richard M. Weiss, Joseph H. Butler 2002-11-12
5951410 Apparatus for obtaining compound bending data of a golf club Joseph H. Butler, Everett A. Byrd 1999-09-14
5528927 Center of gravity locator Joseph H. Butler 1996-06-25
5515615 Methods of and device for measuring the curvature of an object Montell Barbee 1996-05-14