DN

Donald R. Nielsen

PI Ppg Industries: 6 patents #169 of 1,216Top 15%
AC American Cyanamid: 2 patents #617 of 1,554Top 40%
📍 Port Aransas, TX: #40 of 524 inventorsTop 8%
🗺 Texas: #18,864 of 125,132 inventorsTop 20%
Overall (All Time): #669,224 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5428003 Aryloxy benzotriazole herbicidal agents and methods for the preparation thereof Thomas Andrew Lies 1995-06-27
5324711 Aryloxy benzotriazole herbicidal agents and methods for the preparation thereof Thomas Andrew Lies 1994-06-28
4790868 Herbicidally active substituted phenoxy or phenylthio benzoxazolone (or benzthiazolone) compounds 1988-12-13
4746351 Herbicidally active substituted phenoxy benzoxazole (or benzothiazole) 1988-05-24
4738709 Herbicidally active substituted benzisoxazoles 1988-04-19
4571255 Subsituted phenoxybenzisoxazole herbicides 1986-02-18
4203870 Catalyst for hydrogenation of glycolic acid 1980-05-20
4195190 Preparation of ethylene glycol Thomas R. Bierschenk, Rowland Pettit 1980-03-25