DH

David R. Handy

TB Topgolf Callaway Brands: 6 patents #17 of 83Top 25%
📍 Encinitas, CA: #6 of 167 inventorsTop 4%
🗺 California: #2,033 of 55,090 inventorsTop 4%
Overall (2025): #17,629 of 469,880Top 4%
6
Patents 2025

Issued Patents 2025

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12397203 Additive manufacturing methods for golf club components Brandon D. DeMille, Eric Stubben, Irina Ivanova, Patrick Dawson 2025-08-26
D1075976 Putter head Luke R. Williams, Sean Toulon, Eric Stubben, Patrick Dawson 2025-05-20
12296234 Golf club head with stress-reducing features Nathan Reed, James A. Seluga, Denver Holt 2025-05-13
12274924 Support structures for golf club heads and methods of manufacturing improved support structures Eric Stubben, William C. Watson, Brandon D. DeMille, Irina Ivanova, Patrick Dawson 2025-04-15
12268941 Additive manufacturing methods for golf club components Brandon D. DeMille, Eric Stubben, Irina Ivanova, Patrick Dawson 2025-04-08
12239889 Binder jet printed golf club components with lattice structure Brandon D. DeMille, Eric Stubben, Irina Ivanova, Patrick Dawson 2025-03-04