Robert D. Hamann
5Patents
2h-index
22Co-inventors
51Inventor score
Filing activity: Nov 25, 1996 → Dec 8, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5848696A | Wrapped material, and method and apparatus for wrapping and unwrapping such material | Performing Operations; Transporting | 5 | Expired |
| US10590303B2 | Thermoplastic polyurethane compositions, articles, and methods thereof | Chemistry; Metallurgy | 4 | Active |
| US12168743B2 | Extruded polyurethane surface films | Chemistry; Metallurgy | 0 | Active |
| US11567239B2 | Polyurethane layer for a light directing article | Chemistry; Metallurgy | 0 | Active |
| US10884163B2 | Polyurethane layer for a light directing article | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.