SV

Steven P. VanKouwenberg

HC Hampshire Chemical: 1 patents #22 of 38Top 60%
WC W.R. Grace & Co.-Conn.: 1 patents #543 of 1,045Top 55%
📍 Raymond, NH: #19 of 56 inventorsTop 35%
🗺 New Hampshire: #5,349 of 12,181 inventorsTop 45%
Overall (All Time): #2,303,692 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5235089 Process for the preparation of 3-cyano-3,5,5-trimethylcyclohexanone Richard P. Woodbury, Jon C. Thunberg, Walter B. Begonis 1993-08-10
5110965 Process for the preparation of salts of iron amino and hydroxy carboxylic acid complexes Jon C. Thunberg, Walter B. Begonis 1992-05-05