Inventor
WESTRUM JOSHUA D
US32 patents
⚠️ This page may combine multiple inventors who share the name “WESTRUM JOSHUA D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CALLAWAY GOLF CO
28 patentsUS9814954B2Nov 14, 2017
Golf club head with center of gravity adjustability
CALLAWAY GOLF CO67 citations98
US9808685B1Nov 7, 2017
Golf club head comprising glass bubble fill material
CALLAWAY GOLF CO51 citations98
US9675852B2Jun 13, 2017
Iron-type golf club head
CALLAWAY GOLF CO58 citations98
US9211451B1Dec 15, 2015
Weighted golf club head
CALLAWAY GOLF CO96 citations98
US9138622B1Sep 22, 2015
Multiple-material iron
CALLAWAY GOLF CO68 citations98
US8956244B1Feb 17, 2015
Golf club head with center of gravity adjustability
CALLAWAY GOLF CO125 citations96
US11090534B2Aug 17, 2021
Golf club head comprising microscopic bubble material
CALLAWAY GOLF CO28 citations94
US10173108B2Jan 8, 2019
Golf club head comprising microscopic bubble material
CALLAWAY GOLF CO32 citations94
US10052535B1Aug 21, 2018
Golf club head comprising microscopic bubble material
CALLAWAY GOLF CO33 citations94
US9586105B1Mar 7, 2017
Weighted golf club head
CALLAWAY GOLF CO60 citations94
US9345936B1May 24, 2016
Golf club head with center of gravity adjustability
CALLAWAY GOLF CO25 citations94
US10335653B1Jul 2, 2019
Method of manufacturing golf club heads
CALLAWAY GOLF CO16 citations92
US10744379B2Aug 18, 2020
Golf club head comprising microscopic bubble material
CALLAWAY GOLF CO5 citations84
US10653930B2May 19, 2020
Golf club head comprising microscopic bubble material
CALLAWAY GOLF CO6 citations84
US10039964B1Aug 7, 2018
Golf club head comprising glass bubble fill material
CALLAWAY GOLF CO12 citations84
US9861863B1Jan 9, 2018
Iron-type golf club head with lightweight hosel
CALLAWAY GOLF CO9 citations84
US9849349B1Dec 26, 2017
Iron-type golf club head with lightweight hosel
CALLAWAY GOLF CO13 citations84
USD803962SNov 28, 2017
Golf club head
CALLAWAY GOLF CO9 citations84
USD762794SAug 2, 2016
Golf club head
CALLAWAY GOLF CO11 citations84
USD725732SMar 31, 2015
Golf club head
CALLAWAY GOLF CO15 citations84
US10518144B1Dec 31, 2019
Methods of manufacturing golf club heads
CALLAWAY GOLF CO8 citations82
US11850483B2Dec 26, 2023
Methods of joining metal golf club components with projection resistance welding
CALLAWAY GOLF CO2 citations73
US10946255B2Mar 16, 2021
Methods of manufacturing golf club heads
CALLAWAY GOLF CO4 citations71
US10716977B2Jul 21, 2020
Methods of manufacturing golf club heads
CALLAWAY GOLF CO2 citations71
US12569725B1Mar 10, 2026
Iron-type golf club head with improved exit channel for hosel adjustability features
CALLAWAY GOLF CO0 citations62
US12357884B1Jul 15, 2025
Methods of joining metal golf club components using solid state processes
CALLAWAY GOLF CO0 citations62
US11771966B2Oct 3, 2023
Golf club head comprising microscopic bubble material
CALLAWAY GOLF CO0 citations62
US10286263B2May 14, 2019
Iron-type golf club head with lightweight hosel
CALLAWAY GOLF CO1 citations62
TOPGOLF CALLAWAY BRANDS CORP
4 patentsUS12465822B1Nov 11, 2025
Golf club iron comprising shear thinning filler material
TOPGOLF CALLAWAY BRANDS CORP0 citations62
US12383807B1Aug 12, 2025
Methods of joining metal golf club components with projection resistance welding
TOPGOLF CALLAWAY BRANDS CORP0 citations62
US12239891B2Mar 4, 2025
Golf club head comprising microscopic bubble material
TOPGOLF CALLAWAY BRANDS CORP0 citations62
US12515112B2Jan 6, 2026
Golf club head comprising microspheres
TOPGOLF CALLAWAY BRANDS CORP0 citations52