Jeremy R. Hanhart

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Oceanside, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing golf club head having stress-reducing features
- Patent number 11,433,281
- Issue date Sep 6, 2022
- Callaway Golf Company
- James A. Seluga
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Golf club head having adjustable stress-reducing structures
- Patent number 11,325,013
- Issue date May 10, 2022
- Callaway Golf Company
- Jeremy R. Hanhart
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club head having adjustable stress-reducing structures
- Patent number 10,912,970
- Issue date Feb 9, 2021
- Callaway Golf Company
- Jeremy R. Hanhart
- A63 - SPORTS GAMES AMUSEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method of Manufacturing Golf Club Head Having Stress-Reducing Features
- Publication number 20220355169
- Publication date Nov 10, 2022
- Callaway Golf Company
- James A. Seluga
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Method of Manufacturing Golf Club Head Having Stress-Reducing Features
- Publication number 20210339093
- Publication date Nov 4, 2021
- Callaway Golf Company
- James A. Seluga
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Golf Club Head Having Adjustable Stress-Reducing Structures
- Publication number 20210154541
- Publication date May 27, 2021
- Callaway Golf Company
- Jeremy R. Hanhart
- A63 - SPORTS GAMES AMUSEMENTS