DH

David W. Hughes

TC The Wellboss Company: 6 patents #6 of 21Top 30%
MH Mcdonald, Withers & Hughes: 6 patents #1 of 2Top 50%
The Dow Chemical: 4 patents #847 of 4,115Top 25%
VI Vetco Offshore Industries: 4 patents #1 of 11Top 10%
Motorola: 3 patents #3,303 of 12,470Top 30%
GR Georgia Tech Research: 2 patents #592 of 2,755Top 25%
VG Vetco Gray: 1 patents #168 of 364Top 50%
VO Vetco Offshore: 1 patents #9 of 38Top 25%
NASA: 1 patents #1,418 of 3,881Top 40%
📍 Mesa, AZ: #58 of 2,463 inventorsTop 3%
🗺 Arizona: #917 of 32,909 inventorsTop 3%
Overall (All Time): #117,690 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
4581435 Alkyl-substituted thiapolycyclic polyahl and polyurethanes, polyamides and polyureas based thereon 1986-04-08
4510178 Thin film resistor material and method Wayne M. Paulson 1985-04-09
4495309 Reaction injection molded polyurethanes, polyureas and polyurea-urethanes employing thiapolycyclic polyisocyanates Tonja R. Sutton 1985-01-22
4477644 Reaction injection molded polyurethanes employing thiapolycyclic polyahls as chain extenders Tonja R. Sutton 1984-10-16
4458061 9-Thiabicyclononanediisocyanates and polymers made therefrom 1984-07-03
4392992 Chromium-silicon-nitrogen resistor material Wayne M. Paulson 1983-07-12