DL

D. Clayton Long

MG Macgregor Golf: 9 patents #2 of 12Top 20%
PI Plus 2 International: 6 patents #1 of 3Top 35%
CI Cobra Golf Incorporated: 4 patents #35 of 93Top 40%
TC Taylor Made Golf Company: 4 patents #134 of 288Top 50%
AC Acushnet: 3 patents #251 of 496Top 55%
Overall (All Time): #136,000 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 25 most recent of 28 patents

Patent #TitleCo-InventorsDate
11907923 Golf club head and method of manufacture Peter Barker 2024-02-20
11164171 Golf club head and method of manufacture Peter Barker 2021-11-02
11004046 Golf club head and method of manufacture Peter Barker 2021-05-11
10423945 Golf club head and method of manufacture Peter Barker 2019-09-24
8088019 Adjustable driver hosel Michael R. Cummings 2012-01-03
8007372 Golf club head with localized grooves and reinforcement G. Thomas Mase 2011-08-30
D532846 Putter Michael Chun-chieh Lee, John B. Hoeflich 2006-11-28
6746344 Putter head with cavities 2004-06-08
6582322 Golf club head with multi-radius face G. Thomas Mase 2003-06-24
D465002 Golf putter with a face insert 2002-10-29
D464695 Golf putter with offset hosel 2002-10-22
D464696 Golf putter with sight lines 2002-10-22
6454664 Golf club head with multi-radius face G. Thomas Mase 2002-09-24
D459423 Golf putter with offset hosel and sight lines 2002-06-25
6332848 Metal wood golf club head Thomas L. Crow 2001-12-25
D442245 Back and sole portion of a golf club head Ryan L. Roach 2001-05-15
D425158 Golf club head Thomas L. Crow 2000-05-16
D406295 Golf club head 1999-03-02
D354784 Reinforced metal golf club head R. Mark Allen 1995-01-24
5292129 Reinforced metal golf club head R. Mark Allen 1994-03-08
D344772 Reinforced metal golf club head R. Mark Allen 1994-03-01
5213328 Reinforced metal golf club head R. Mark Allen 1993-05-25
5110131 Positive draft golf iron 1992-05-05
4957294 Golf club head 1990-09-18
D304485 Golf iron head 1989-11-07