Dirk L. Cornelius

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Oakdale, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Eccentric spacer for an in-line skate
- Patent number 6,070,887
- Issue date Jun 6, 2000
- Rollerblade, Inc.
- Dirk L. Cornelius
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Frame for an in-line skate
- Patent number 6,070,886
- Issue date Jun 6, 2000
- Rollerblade, Inc.
- Dirk L. Cornelius
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Eccentric spacer for an in-line skate
- Patent number 6,068,268
- Issue date May 30, 2000
- Rollerblade, Inc.
- Dirk L. Cornelius
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Buckling apparatus using elongated skate cuff
- Patent number 6,038,791
- Issue date Mar 21, 2000
- Rollerblade, Inc.
- Dirk L. Cornelius
- A43 - FOOTWEAR
Information Patent Grant
Device for securing chalk to an in-line skate
- Patent number 5,895,072
- Issue date Apr 20, 1999
- Rollerblade, Inc.
- Frank William Coroneos
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
In-line skate with an adjustable fastener and strap
- Patent number 5,570,522
- Issue date Nov 5, 1996
- Rollerblade, Inc.
- Todd J. Olson
- A43 - FOOTWEAR