GM

Grant M. Martens

AC Acushnet: 3 patents #24 of 104Top 25%
📍 San Diego, CA: #554 of 3,991 inventorsTop 15%
🗺 California: #5,745 of 55,090 inventorsTop 15%
Overall (2025): #61,640 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12409585 Golf club head having multi-material face and method of manufacture Uday V. Deshmukh 2025-09-09
12226679 Golf club having a damping element for ball speed control Doug M. Takehara 2025-02-18
12220623 Golf club having a damping element for ball speed control Doug M. Takehara 2025-02-11