Bradley D. Cornell

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of modifying electronics contained in a controller box of a...
- Patent number 6,164,644
- Issue date Dec 26, 2000
- Williams Electronics Games, Inc.
- Bradley D. Cornell
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Playfield assembly for a pinball-machine
- Patent number 6,158,737
- Issue date Dec 12, 2000
- Williams Electronics Games, Inc.
- Bradley D. Cornell
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Method and kit retrofitting a pinball machine
- Patent number 6,155,565
- Issue date Dec 5, 2000
- Williams Electronics Games, Inc.
- George A. Gomez
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Mounting mechanism for a playfield of a pinball machine
- Patent number 6,135,449
- Issue date Oct 24, 2000
- Williams Electronics Games, Inc.
- Bradley D. Cornell
- A63 - SPORTS GAMES AMUSEMENTS