Roger A. Christian

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Warroad, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for removing a replaceable hockey stick blade...
- Patent number 6,102,819
- Issue date Aug 15, 2000
- Christian Brothers, Inc.
- William D. Christian
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Reinforced hockey replacement blade and method of making the same
- Patent number 6,039,661
- Issue date Mar 21, 2000
- Christian Brothers, Inc.
- William D. Christian
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Plastic hockey stick blade structure
- Patent number 5,697,857
- Issue date Dec 16, 1997
- Christian Brothers, Inc.
- William D. Christian
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Hockey stick blade and method of making the same
- Patent number 5,676,608
- Issue date Oct 14, 1997
- Christian Brothers, Inc.
- William D. Christian
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Reinforced hockey stick blade and method of making same
- Patent number 5,496,027
- Issue date Mar 5, 1996
- Christian Brothers, Inc.
- William D. Christian
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL