RH

Robert N. Hart

TG The Nordam Group: 2 patents #6 of 44Top 15%
📍 Tulsa, OK: #825 of 2,344 inventorsTop 40%
🗺 Oklahoma: #4,502 of 12,736 inventorsTop 40%
Overall (All Time): #2,288,919 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5443914 Chemically induced crazing resistant acrylic Christopher Simmons 1995-08-22
5366577 Method of manufacturing a lens for use as a part of an aircraft David M. Trebes 1994-11-22