Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Ryan J. A. Ritchie — 25 Patents

ACAcushnet: 11 patents #148 of 496Top 30%
DCDunlop Sports Co.: 6 patents #50 of 168Top 30%
SLSri Sports Limited: 4 patents #81 of 176Top 50%
RCRoger Cleveland Golf Company: 3 patents #32 of 58Top 60%
SISumitomo Rubber Industries: 1 patents #1,096 of 1,637Top 70%
Tecate Mission Road, CA: #46 of 2,121 inventorsTop 3%
California: #22,079 of 386,348 inventorsTop 6%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Ryan J. A. Ritchie has been granted 25 US patents while listed as an inventor at Acushnet. The first was granted in 2009 and the most recent in November 2024. Ryan J. A. Ritchie ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Ryan J. A. Ritchie in Tecate Mission Road, CA, US.

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
12145038 Golf club having a damping element for ball speed control Charles E. Golden, John Morin, Oswaldo Gonzalez, Jonathan Hebreo, Marni D. Ines +2 more 2024-11-19
11813506 Golf club damping Hiroshi Kawaguchi 2023-11-14
D963091 Iron golf club head Kevin J. Chun 2022-09-06
D947971 Iron golf club head Kevin J. Chun 2022-04-05
10758788 Golf club head Jeff D. Brunski, Darius Cyrulik, Matthew R. Daraskavich, Michael T. Prichard, Michael Cohen 2020-09-01
10478681 Weighted iron set Michael E. Franz, Marni D. Ines, Jonathan Hebreo 2019-11-19
D855130 Iron golf club head Kevin J. Chun, Joshua G. Breier 2019-07-30
10188917 Weighted iron set Marni D. Ines, Jonathan Hebreo, Michael E. Franz 2019-01-29
10080931 Golf club head Jeff D. Brunski, Darius Cyrulik, Matthew R. Daraskavich, Michael T. Prichard, Michael Cohen 2018-09-25
D823407 Iron golf club head Yu-Jin Song 2018-07-17
10004957 Weighted iron set Michael E. Franz, Marni D. Ines, Jonathan Hebreo 2018-06-26
D821512 Iron golf club head Yu-Jin Song 2018-06-26
9782644 Correlated set of golf club heads Keith Dolezel, Sharon J. Park 2017-10-10
9750993 Weighted iron set Marni D. Ines, Jonathan Hebreo, Michael E. Franz 2017-09-05
9061185 Correlated set of golf club heads Keith Dolezel, Sharon J. Park 2015-06-23
9011266 Golf club head Jeffrey D. Brunski, Darius Cyrulik, Matthew R. Daraskavich, Michael T. Prichard, Michael Cohen 2015-04-21
D694843 Golf club head Jeffrey D. Brunski, Darius Cyrulik, Matthew R. Daraskavich, James R. Harris, Michael T. Prichard +1 more 2013-12-03
D688763 Golf club head Jeff D. Brunski, Darius Cyrulik, Matthew R. Daraskavich, James R. Harris, Michael T. Prichard +1 more 2013-08-27
D659784 Golf club head Keith Dolezel, Sharon J. Park, Matthew R. Daraskavich 2012-05-15
D658732 Golf club head Keith Dolezel, Sharon J. Park, Matthew R. Daraskavich 2012-05-01
D658249 Golf club head Keith Dolezel, Sharon J. Park, Matthew R. Daraskavich 2012-04-24
D658250 Golf club head Keith Dolezel, Sharon J. Park, Matthew R. Daraskavich 2012-04-24
D604784 Golf club head Robert J. Horacek, Samuel G. Lacey, Nathaniel J. Radcliffe, John J. Rae 2009-11-24
D600767 Golf club head Robert J. Horacek, Samuel G. Lacey, Nathaniel J. Radcliffe, John J. Rae 2009-09-22
D591381 Golf club head Robert J. Horacek, Samuel G. Lacey, Nathaniel J. Radcliffe, John J. Rae 2009-04-28