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Donald Walker — 2 Patents

AEApex Engineering: 1 patents #3 of 8Top 40%

Paducah, KY: #33 of 122 inventorsTop 30%

Kentucky: #4,451 of 11,577 inventorsTop 40%

Overall (All Time): #1,709,992 of 4,157,543Top 45%

2 Patents All Time

Donald Walker has been granted 2 US patents while listed as an inventor at Apex Engineering. The first was granted in 1991 and the most recent in August 1998. Donald Walker ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Donald Walker in Paducah, KY, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5791633	Skid plate/winch mount	—	1998-08-11
5005983	Plate blender	Dale Draffen, William E. Dunning, Larry MCGREGOR, Harold R. Sisk	1991-04-09

Donald Walker — 2 Patents

Issued Patents All Time

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