William D. Nelson

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Toy race track and lap counter
- Patent number 4,925,188
- Issue date May 15, 1990
- Robert S. McKay
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Wheeled toy vehicle having pounding fists
- Patent number 4,772,242
- Issue date Sep 20, 1988
- Up-Trend Design
- Robert S. McKay
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Snare toy and method of capturing a toy victim
- Patent number 4,731,042
- Issue date Mar 15, 1988
- McKay; Robert S.
- Robert S. McKay
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Toy bridging vehicle
- Patent number 4,676,765
- Issue date Jun 30, 1987
- McKay; Robert S.
- Robert S. McKay
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Drawing machine
- Patent number 4,670,991
- Issue date Jun 9, 1987
- McKay; Robert S.
- Robert S. McKay
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES