Inventor
JOHNSON GREGORY D
US37 patents
⚠️ This page may combine multiple inventors who share the name “JOHNSON GREGORY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ACUSHNET CO
25 patentsUS11213730B2Jan 4, 2022
Golf club head with improved inertia performance
ACUSHNET CO13 citations94
US7976405B2Jul 12, 2011
Golf club groove configuration
ACUSHNET CO19 citations93
US8784228B2Jul 22, 2014
Swing measurement golf club with sensors
ACUSHNET CO31 citations92
US8342981B2Jan 1, 2013
Golf club head having a grooved face
ACUSHNET CO24 citations92
US11752405B2Sep 12, 2023
Golf club head with improved inertia performance
ACUSHNET CO4 citations86
US11331546B2May 17, 2022
Golf club head with improved inertia performance
ACUSHNET CO10 citations86
US11027178B2Jun 8, 2021
Golf club head with improved inertia performance
ACUSHNET CO11 citations86
US9573028B2Feb 21, 2017
Golf club with improved performance characteristics
ACUSHNET CO7 citations84
US9144718B2Sep 29, 2015
Golf club with improved performance
ACUSHNET CO14 citations84
US8876625B2Nov 4, 2014
Golf club with improved performance characteristics
ACUSHNET CO7 citations84
US8821306B2Sep 2, 2014
Fitting system for a golf club
ACUSHNET CO6 citations84
US9211456B2Dec 15, 2015
Golf club with improved weight distribution
ACUSHNET CO7 citations81
US11497970B2Nov 15, 2022
Golf club head with improved inertia performance and removable aft body coupled by snap fit connection
ACUSHNET CO6 citations75
US12115419B2Oct 15, 2024
Golf club head with improved inertia performance
ACUSHNET CO2 citations73
US11577131B2Feb 14, 2023
Golf club head with improved inertia performance
ACUSHNET CO2 citations73
US9694265B2Jul 4, 2017
Golf club with improved weight distribution
ACUSHNET CO4 citations73
US9211450B2Dec 15, 2015
Wedge type golf club head
ACUSHNET CO4 citations73
US9192833B2Nov 24, 2015
Golf club with improved weight distribution
ACUSHNET CO4 citations73
US12397206B2Aug 26, 2025
Golf club head with improved inertia performance
ACUSHNET CO0 citations62
US12220620B2Feb 11, 2025
Golf club head with improved inertia performance
ACUSHNET CO0 citations62
US8894505B2Nov 25, 2014
Fitting system for a golf club
ACUSHNET CO2 citations62
US8808105B2Aug 19, 2014
Fitting system for a golf club
ACUSHNET CO2 citations56
US9079057B2Jul 14, 2015
Fitting system for a golf club
ACUSHNET CO0 citations52
US12053682B2Aug 6, 2024
Wedge golf club fitting system and method
ACUSHNET CO0 citations50
US8951146B2Feb 10, 2015
Toe-biased golf club
ACUSHNET CO0 citations42