DA

Donald L. Allen

LE Lear: 1 patents #905 of 1,996Top 50%
QU Qorvo Us: 1 patents #255 of 457Top 60%
📍 Richardson, TX: #419 of 2,156 inventorsTop 20%
🗺 Texas: #21,377 of 125,132 inventorsTop 20%
Overall (All Time): #725,749 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
10333495 Compensated programmable RF attenuator 2019-06-25
7073244 Process for machining a flexible foam John R. Olari 2006-07-11
D455804 Ball retriever 2002-04-16
5869792 Reactive acoustic silencer Robert D. Stevens, Jr. 1999-02-09
5107774 Variable slant board 1992-04-28
4648190 Single shot falling block action 1987-03-10
4227557 Replication apparatus 1980-10-14