Robert D. Backer
11Patents
9h-index
14Co-inventors
65Inventor score
Filing activity: Sep 16, 1985 → Sep 13, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4706668A | Aneurysm clip pliers | Human Necessities | 262 | Expired |
| US4979588A | Overhead impact sensing system | Performing Operations; Transporting | 38 | Expired |
| US5489114A | Tie rod extendable and retractable telescopic axle assembly | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6341665B1 | Retractable counterweight for straight-boom aerial work platform | Performing Operations; Transporting | 26 | Expired |
| US5249643A | Vehicular self-propelled aerial work platform and telescoping parallelogram boom therefor | Performing Operations; Transporting | 21 | Expired |
| US4757875A | Vehicular low profile self propelled aerial work platform | Performing Operations; Transporting | 17 | Expired |
| US4809472A | Carrier track assembly for extensible and retractable boom machines | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6024191A | Lift apparatus having an articulated double parallelogram boom assembly | Performing Operations; Transporting | 10 | Expired |
| US6012544A | Aerial work platform with removably attachable support structure for auxiliary power plant | Performing Operations; Transporting | 10 | Expired |
| US5355970A | Multicell articulated riser system for a self propelled aerial work platform | Performing Operations; Transporting | 3 | Expired |
| US6296455A | Pump enable system and method | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.