David H. Vroom
10Patents
3h-index
—Co-inventors
47Inventor score
Filing activity: Jun 29, 1977 → Jan 18, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4147309A | Hydroset pressure relief system | Performing Operations; Transporting | 8 | Expired |
| US7341267B2 | Reversible ratchet mechanism | Emerging Cross-Sectional Technologies | 7 | Expired |
| US10480627B1 | Sliding support mechanism with improved reliability and serviceability | Performing Operations; Transporting | 4 | Active |
| US11137054B2 | Sliding support mechanism | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10927929B2 | Preventing torque-caused impair of a sliding support mechanism | Performing Operations; Transporting | 2 | Active |
| US11047457B2 | Preventing torque-caused impair of a sliding support mechanism | Performing Operations; Transporting | 1 | Active |
| US10883577B2 | Sliding support mechanism with improved reliability and serviceability | Performing Operations; Transporting | 0 | Active |
| USD1063989S1 | Shaft and gear housing | General | 0 | Active |
| USD1082647S1 | Shaft and gear housing | General | 0 | Active |
| USD1084957S1 | Shaft and gear housing | General | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.