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Logan Johnston
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La Mesa, CA, US
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Patents Grants
last 30 patents
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Patent Grant
Removable weight for golf club shaft
Patent number
12,076,626
Issue date
Sep 3, 2024
Topgolf Callaway Brands Corp.
Logan Johnston
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Grant
Golf club wrench with multi-purpose tip
Patent number
12,053,861
Issue date
Aug 6, 2024
Topgolf Callaway Brands Corp.
Logan K. Johnston
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
Information
Patent Application
Removable Weight for Golf Club Shaft
Publication number
20240408464
Publication date
Dec 12, 2024
Topgolf Callaway Brands Corp.
Logan Johnston
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
Golf Club Wrench With Multi-Purpose Tip
Publication number
20230256571
Publication date
Aug 17, 2023
Callaway Golf Company
Logan K. Johnston
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Removable Weight for Golf Club Shaft
Publication number
20230057922
Publication date
Feb 23, 2023
Callaway Golf Company
Logan Johnston
A63 - SPORTS GAMES AMUSEMENTS