DK

David Kerr

NC Nalco Chemical: 1 patents #334 of 631Top 55%
📍 Sha Tin, TX: #5 of 7 inventorsTop 75%
Overall (All Time): #980,367 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10280919 Pump casing Ian Walter Haas 2019-05-07
D832989 Fan Oliver Breit, Michael Ksiazek 2018-11-06
9702359 Pump casing Ian Walter Haas 2017-07-11
7621052 Bolt cutter 2009-11-24
4307197 Refractory insulating veneer John G. Daniel, Frederick V. Reven 1981-12-22