Inventor
KULTALA DAVID S
US22 patents
Patents
22 patentsUS11607590B2Mar 21, 2023
Golf club heads with hosel inserts and related methods
KARSTEN MFG CORP6 citations86
USD1028148SMay 21, 2024
Golf club grip
KARSTEN MFG CORP7 citations85
USD978997SFeb 21, 2023
Golf club grip
KARSTEN MFG CORP8 citations85
US11554296B2Jan 17, 2023
Golf club heads with golf coupling mechanisms
KARSTEN MFG CORP6 citations85
US11013964B2May 25, 2021
Golf clubs with hosel inserts and related methods
KARSTEN MFG CORP5 citations84
US10398946B2Sep 3, 2019
Golf clubs with hosel inserts and related methods
KARSTEN MFG CORP5 citations84
US12070660B2Aug 27, 2024
Golf club heads with hosel inserts and related methods
KARSTEN MFG CORP2 citations73
USD999312SSep 19, 2023
Golf club grip
KARSTEN MFG CORP3 citations73
US10632348B2Apr 28, 2020
Golf club shaft assembly
KARSTEN MFG CORP4 citations73
US10272304B2Apr 30, 2019
Diameter profiled golf club shaft to reduce drag
KARSTEN MFG CORP1 citations73
US11691059B2Jul 4, 2023
Adjustable putter shaft stiffener
KARSTEN MFG CORP2 citations72
US11278780B2Mar 22, 2022
Adjustable length shaft and an adjustable mass for a golf club
KARSTEN MFG CORP2 citations72
US12544631B2Feb 10, 2026
Golf clubs with hosel inserts and related methods
KARSTEN MFG CORP0 citations62
US12508477B2Dec 30, 2025
Golf club heads with golf coupling mechanisms
KARSTEN MFG CORP0 citations62
US12303748B2May 20, 2025
Golf club heads with golf coupling mechanisms
KARSTEN MFG CORP0 citations62
US12274927B2Apr 15, 2025
Adjustable length shaft and an adjustable mass for a golf club
KARSTEN MFG CORP0 citations62
US11918873B2Mar 5, 2024
Diameter profiled golf club shaft to reduce drag
KARSTEN MFG CORP0 citations62
US11850486B2Dec 26, 2023
Adjustable length shaft and an adjustable mass for a golf club
KARSTEN MFG CORP0 citations62
US11235214B2Feb 1, 2022
Diameter profiled golf club shaft to reduce drag
KARSTEN MFG CORP0 citations62
US11071892B2Jul 27, 2021
Golf club shaft assembly
KARSTEN MFG CORP0 citations62
US10758796B2Sep 1, 2020
Diameter profiled golf club shaft to reduce drag
KARSTEN MFG CORP0 citations52
US11896880B2Feb 13, 2024
Ultra high stiffness putter shaft
KARSTEN MFG CORP0 citations47