William D. Nelson — 5 Patents at Unknown

William D. Nelson has been granted 5 US patents while listed as an inventor at Unknown. The first was granted in 1987 and the most recent in May 1990. William D. Nelson ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list William D. Nelson in Elgin, IL, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
4925188	Toy race track and lap counter	Robert S. McKay	1990-05-15
4772242	Wheeled toy vehicle having pounding fists	Robert S. McKay	1988-09-20
4731042	Snare toy and method of capturing a toy victim	Robert S. McKay, Steven Starr	1988-03-15
4676765	Toy bridging vehicle	Robert S. McKay	1987-06-30
4670991	Drawing machine	Robert S. McKay, Thomas A. Robbins	1987-06-09

William D. Nelson — 5 Patents

Issued Patents All Time

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