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%

📍 Carlsbad, CA: #192 of 2,500 inventorsTop 8%

🗺 California: #18,844 of 386,348 inventorsTop 5%

Overall (All Time): #136,000 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #	Title	Co-Inventors	Date
4858929	Golf irons	—	1989-08-22
4854581	Golf irons	—	1989-08-08
4802672	Set of golf irons	—	1989-02-07