JR

John A. Romberger

NC Nalco Chemical: 7 patents #64 of 631Top 15%
📍 Oak Park, IL: #106 of 677 inventorsTop 20%
🗺 Illinois: #13,022 of 84,256 inventorsTop 20%
Overall (All Time): #767,187 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5230833 Low sodium, low metals silica polishing slurries Charles C. Payne 1993-07-27
4948464 Acrylamide-2-acrylamido-2-methylpropanesulfonic acid polymers as formation aids in wet laid nonwovens production Paul Richardson, Suzanne N. Dunn 1990-08-14
4931318 Silica as blocking agent for fiberglass sizing Robert D. Jones, Richard P. Carr 1990-06-05
4869932 Use of low molecular weight water-soluble anionic polymers as blocking agent for fiberglass sizing 1989-09-26
4771094 Compositions for suspending solid particles in aqueous media 1988-09-13
4529572 Polymer-zinc corrosion inhibitor Laura J. Blaser 1985-07-16
4502978 Method of improving inhibitor efficiency in hard waters Daniel A. Meier 1985-03-05