DP

Donald J. Parks

MS Mute Wall Systems: 4 patents #2 of 3Top 70%
📍 Prescott, AZ: #28 of 205 inventorsTop 15%
🗺 Arizona: #5,905 of 32,909 inventorsTop 20%
Overall (All Time): #834,365 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10400402 Wall panels, barrier wall constructed from same, and methods of making both Keith A. Sanders 2019-09-03
10221529 Wall panels, barrier wall constructed from same, and methods of making both Keith A. Sanders 2019-03-05
9708781 Barrier wall and method of forming wall panels between vertical wall stiffeners with support members extending partially through the wall panels Keith A. Sanders, James Beavers 2017-07-18
8561371 Barrier wall and method of forming wall panels between vertical wall stiffeners with support members extending partially through the wall panels Keith A. Sanders, James Beavers 2013-10-22
5444307 Wiper-activated headlight circuit Allen R. Sheets 1995-08-22
4958845 Extendable trailer apparatus 1990-09-25