Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RS

Ryuichi Sugimae — 33 Patents

ACAcushnet: 26 patents #83 of 496Top 20%
TCTaylor Made Golf Company: 6 patents #106 of 288Top 40%
San Diego, CA: #1,153 of 23,606 inventorsTop 5%
California: #15,252 of 386,348 inventorsTop 4%
Overall (All Time): #105,480 of 4,157,543Top 3%
33 Patents All Time
Ryuichi Sugimae has been granted 33 US patents while listed as an inventor at Acushnet. The first was granted in 2007 and the most recent in October 2025. Ryuichi Sugimae ranks #105,480 of 4,157,543 US inventors in our database (top 2.5%). Patent records list Ryuichi Sugimae in San Diego, CA, US.

Patents per Year

Patents granted per year, 2007 to 2025Bar chart with a peak of 7 patents in 2022.peak 72007: 1 patents20072010: 1 patents2012: 1 patents20122014: 1 patents2015: 1 patents20152016: 2 patents2017: 3 patents20172019: 2 patents2021: 2 patents20212022: 7 patents2023: 4 patents20232024: 1 patents2025: 7 patents2025

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
12440733 Method of forming a golf club head with improved inertia performance Darryl C. Galvan, Stephen S. Murphy, Charles E. Golden, Peter L. Larsen, Richard L. Cleghorn 2025-10-14
12397206 Golf club head with improved inertia performance Peter L. Larsen, Stephen S. Murphy, Scott A. Knutson, Charles E. Golden, Joey Ashcroft +6 more 2025-08-26
12370419 Golf club head with improved performance Richard L. Cleghorn, Peter L. Soracco 2025-07-29
12357886 Double-wall iron with composite inner wall Jonathan Hebreo, Doug M. Takehara, Joshua G. Breier, Nick Frame 2025-07-15
12268943 Golf club head with improved inertia performance and removable aft body coupled by metal-composite joint Peter L. Larsen, Sang Yi, Peter L. Soracco 2025-04-08
12220620 Golf club head with improved inertia performance Charles E. Golden, Joey Ashcroft, Richard L. Cleghorn, Gregory D. Johnson, Gentry Ferguson +4 more 2025-02-11
12208316 Multi-piece golf club head Richard Sanchez, Richard L. Cleghorn, Peter L. Larsen, Stephen S. Murphy, Hiroshi Kawaguchi +1 more 2025-01-28
12102889 Multi-material golf club head Peter L. Larsen, Peter L. Soracco, David S. Cornelius 2024-10-01
11766592 Multi-material golf club head Darryl C. Galvan, Richard L. Cleghorn, Christopher D. Harvell 2023-09-26
11752405 Golf club head with improved inertia performance Peter L. Larsen, Stephen S. Murphy, Scott A. Knutson, Charles E. Golden, Joey Ashcroft +6 more 2023-09-12
11691055 Golf club head with improved performance Richard L. Cleghorn, Peter L. Soracco 2023-07-04
11577131 Golf club head with improved inertia performance Charles E. Golden, Joey Ashcroft, Richard L. Cleghorn, Gregory D. Johnson, Gentry Ferguson +4 more 2023-02-14
11497970 Golf club head with improved inertia performance and removable aft body coupled by snap fit connection Sang Yi, Peter L. Larsen, Stephen S. Murphy, Scott A. Knutson, Charles E. Golden +7 more 2022-11-15
11497975 Golf club having removeable weight Richard L. Cleghorn, Richard Sanchez, Stephen S. Murphy, Stephanie Luttrell, Thomas Orrin Bennett 2022-11-15
11465020 Double-wall iron with composite inner wall Jonathan Hebreo, Doug M. Takehara, Joshua G. Breier, Nick Frame 2022-10-11
11446555 Golf club head with improved inertia performance and removable aft body coupled by metal-composite joint Peter L. Larsen, Sang Yi, Peter L. Soracco 2022-09-20
11439878 Golf club having an adjustable weight assembly Thomas Orrin Bennett, Richard Sanchez, Sang Yi, Stephanie Luttrell 2022-09-13
11219805 Multi-material golf club head Peter L. Larsen, Peter L. Soracco, David S. Cornelius 2022-01-11
11213730 Golf club head with improved inertia performance Peter L. Larsen, Stephen S. Murphy, Scott A. Knutson, Charles E. Golden, Joey Ashcroft +6 more 2022-01-04
11027178 Golf club head with improved inertia performance Charles E. Golden, Joey Ashcroft, Richard L. Cleghorn, Gregory D. Johnson, Gentry Ferguson +4 more 2021-06-08
10926143 Golf club having an adjustable weight assembly Thomas Orrin Bennett, Richard Sanchez, Sang Yi, Stephanie Luttrell 2021-02-23
10369427 Metal wood club Richard Sanchez, Nick Frame, Scott A. Knutson, Thomas Orrin Bennett, Richard L. Cleghorn 2019-08-06
10343032 Golf club with flexure Grant M. Martens, David S. Cornelius, Sang Yi, Joshua G. Breier, Thomas Orrin Bennett +4 more 2019-07-09
9744413 Metal wood club Nick Frame, Darryl C. Galvan, Gery M. Zimmerman, Richard Sanchez, Stephen S. Murphy +3 more 2017-08-29
9700766 Golf club head with improved striking face Uday V. Deshmukh, Heng-Jui Henry Yeh 2017-07-11