DR

Douglas E. Roberts

CI Cobra Golf Incorporated: 73 patents #2 of 93Top 3%
RC Roger Cleveland Golf Company: 33 patents #1 of 58Top 2%
AC Acushnet: 20 patents #99 of 496Top 20%
SL Sri Sports Limited: 14 patents #31 of 176Top 20%
DC Dunlop Sports Co.: 5 patents #59 of 168Top 40%
SI Sumitomo Rubber Industries: 2 patents #809 of 1,637Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
JE Jas D. Easton: 1 patents #27 of 42Top 65%
PS Puma Se: 1 patents #65 of 101Top 65%
📍 Carlsbad, CA: #15 of 2,500 inventorsTop 1%
🗺 California: #945 of 386,348 inventorsTop 1%
Overall (All Time): #5,842 of 4,157,543Top 1%
154
Patents All Time

Issued Patents All Time

Showing 1–25 of 154 patents

Patent #TitleCo-InventorsDate
D1090745 Golf club Ryan L. Roach, Bryce W. Hobbs, Linqing Huang, Cameron J. Day, Rob Shapiro +1 more 2025-08-26
D1059518 Golf club head Daniel Chelius, Rob Shapiro, Cameron J. Day 2025-01-28
D1043878 Golf club Cameron J. Day, Jose Miraflor 2024-09-24
D1040273 Golf club head Christopher G. Engel, Ang-Ju Lee, Steven M. Mitzel 2024-08-27
D1034866 Golf club head Karl A. Clausen 2024-07-09
D1023198 Golf club Ang-Ju Lee, Christopher G. Engel, Cameron J. Day, Sean Tang 2024-04-16
11938382 Golf club with perimeter face machining D. Clayton Evans, Cameron J. Day, Michael T. McDonnell, Ryan L. Roach, Bryce W. Hobbs +1 more 2024-03-26
D1018743 Golf club Rob Shapiro, Robert R. Nicanor 2024-03-19
D1018744 Golf club Rob Shapiro, Robert R. Nicanor 2024-03-19
D1017742 Golf club Ang-Ju Lee, Christopher G. Engel, Cameron J. Day, Sean Tang 2024-03-12
D1003378 Golf club Christopher G. Engel, Armando Herrera, Ang-Ju Lee, Sean Tang 2023-10-31
D1002766 Golf club Cameron J. Day, Jose Miraflor 2023-10-24
D994060 Golf club Rob Shapiro, Kassie Betts 2023-08-01
D993342 Golf club Cameron J. Day, Jose Miraflor 2023-07-25
D981517 Golf club Cameron J. Day, Jose Miraflor 2023-03-21
11285365 Golf club with perimeter face machining D. Clayton Evans, Cameron J. Day, Michael T. McDonnell, Ryan L. Roach, Bryce W. Hobbs +1 more 2022-03-29
D943693 Golf club Christopher G. Engel, Armando Herrera, Ang-Ju Lee, Sean Tang 2022-02-15
11063996 Golf club head John J. Rae, Nathaniel J. Radcliffe, Daniel J. Stone, Trent E. Garner, Brad S. Hooley +9 more 2021-07-13
10835787 Golf club with perimeter face machining D. Clayton Evans, Cameron J. Day, Michael T. McDonnell, Ryan L. Roach, Bryce W. Hobbs +1 more 2020-11-17
10721339 Golf club head John J. Rae, Nathaniel J. Radcliffe, Daniel J. Stone, Trent E. Garner, Brad S. Hooley +9 more 2020-07-21
D884101 Golf club head D. Clayton Evans, Ryan L. Roach, Yi-Ching Liao 2020-05-12
10213665 Golf club head with adjustable weight Cameron J. Day, Andrew Curtis, Bryce W. Hobbs, Sean Tang 2019-02-26
10065089 Golf club head Sharon J. Park, Andrew P. Chick 2018-09-04
10010769 Golf club head John J. Rae, Nathaniel J. Radcliffe, Daniel J. Stone, Trent E. Garner, Brad S. Hooley +9 more 2018-07-03
9968833 Golf club with adjustable weight assembly Joshua G. Breier, Andrew Curtis, Oswaldo Gonzalez, Scott H. Moreira, Ryan L. Roach 2018-05-15