David Armbruster
3Patents
2h-index
5Co-inventors
41Inventor score
Filing activity: Mar 18, 1977 → Aug 11, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4159206A | Weatherable, abrasion resistant coating composition, method, and coated articles | Emerging Cross-Sectional Technologies | 57 | Expired |
| US4170690A | Process of coating weatherable, abrasion resistant coating and coated articles | Emerging Cross-Sectional Technologies | 48 | Expired |
| US10323466B2 | Drilling rig and method of use | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.