DH

David C. Humphreys

TP Tamko Building Products: 2 patents #1 of 3Top 35%
📍 Joplin, MO: #2 of 19 inventorsTop 15%
🗺 Missouri: #332 of 2,681 inventorsTop 15%
Overall (2020): #181,560 of 565,922Top 35%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10857759 Peel and stick waterproofing material Michael Shifferd 2020-12-08
10697179 Liquid release agent and associated methods of application 2020-06-30