HF

Harry C. Fromuth

Rohm And Haas: 6 patents #378 of 2,359Top 20%
📍 Trevose, PA: #7 of 52 inventorsTop 15%
🗺 Pennsylvania: #13,581 of 74,527 inventorsTop 20%
Overall (All Time): #889,924 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5585423 Ultraviolet resistant glutarimide Leslie A. Cohen, Darnell DeGraff, Theodore D. Goldman 1996-12-17
5264483 Imide polymers Michael Paul Hallden-Abberton, Newman M. Bortnick, Leslie A. Cohen, William T. Freed 1993-11-23
5004777 Imide polymers Michael Paul Hallden-Abberton, Newman M. Bortnick, Leslie A. Cohen, William T. Freed 1991-04-02
4954574 Imide polymers Michael Paul Hallden-Abberton, Newman M. Bortnick, Leslie A. Cohen, William T. Freed 1990-09-04
4727117 Imide polymers Michael Paul Hallden-Abberton, Newman M. Bortnick, Leslie A. Cohen, William T. Freed 1988-02-23
4264487 Acrylate rubber modification of aromatic polyesters Kenneth M. Shell 1981-04-28