RH

Robert A. Hallman

PG Polytec Gmbh: 1 patents #202 of 432Top 50%
NV NVIDIA: 1 patents #4,316 of 7,811Top 60%
Overall (All Time): #1,640,564 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5800904 Embossable surface covering with inorganic wear layer Robert D. Hensel, Eugene M. Kirchner, Jeffrey S. Ross, Jerome D. Wisnosky 1998-09-01
5505808 Method to produce an inorganic wear layer Jeffrey S. Ross 1996-04-09
4645793 EPDM elastomeric compositions Walter Von Hellens, Sheikh A. H. Mohammed 1987-02-24