Richard H. Hannon

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Oceanside, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Golf putter
- Patent number 5,632,691
- Issue date May 27, 1997
- Golfology, Inc.
- Richard H. Hannon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Alignment-oriented golf club
- Patent number 5,575,724
- Issue date Nov 19, 1996
- Golfology, Inc.
- Richard H. Hannon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf putter
- Patent number 5,554,078
- Issue date Sep 10, 1996
- Golfology, Incorporated
- Richard H. Hannon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Apparatus for fitting a golf club to a player
- Patent number 5,469,627
- Issue date Nov 28, 1995
- Plop Golf Company
- Bradley J. Denny
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club with lockable head-to-shaft angle adjustment
- Patent number 5,377,980
- Issue date Jan 3, 1995
- Plop Golf Company
- Richard H. Hannon
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Golf club with lockable head to shaft relative angle adjustment
- Patent number 5,292,123
- Issue date Mar 8, 1994
- Plop Golf Company
- Jacob H. Schmidt
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Balanced golf putter
- Patent number 5,290,035
- Issue date Mar 1, 1994
- Richard H. Hannon
- A63 - SPORTS GAMES AMUSEMENTS