David Clayton Heylmun

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Denver, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Hyper-acuity golf club sight lines
- Patent number 11,235,205
- Issue date Feb 1, 2022
- Heylmun Holdings LLC
- David Clayton Heylmun
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Hyper-Acuity Golf Club Sight Lines
- Publication number 20220111262
- Publication date Apr 14, 2022
- Heylmun Holdings LLC
- David Clayton Heylmun
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
Hyper-Acuity Golf Club Sight Lines
- Publication number 20210146200
- Publication date May 20, 2021
- David Clayton Heylmun
- A63 - SPORTS GAMES AMUSEMENTS