DH

David L. Holbrook

UO Uop: 2 patents #869 of 1,854Top 50%
TP Trico Products: 1 patents #56 of 109Top 55%
Overall (All Time): #1,582,409 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7392565 Tandem windshield wiper system with bellcrank linkage Michael W. N. Wilson, Arman Moein, David E. Peck 2008-07-01
4828707 Apparatus for improving the separation of fluids of different densities Bruce E. Staehle 1989-05-09
4717481 Apparatus for improving the separation of fluids of different densities Bruce E. Staehle 1988-01-05