Robert J. Grob
13Patents
10h-index
8Co-inventors
61Inventor score
Filing activity: Jul 19, 1982 → May 8, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4721498A | Endless elastomeric drive belt | Mechanical Engineering; Lighting; Heating | 50 | Expired |
| US5707123A | Positive drive rubber belted track system | Performing Operations; Transporting | 38 | Expired |
| US5279378A | Frictionally driven belted work vehicle | Performing Operations; Transporting | 33 | Expired |
| USD309314S | Endless belt for a belted vehicle | General | 25 | Expired |
| USD298632S | Idler wheel for a track vehicle | General | 21 | Expired |
| US5363936A | Frictionally driven belted work vehicle | Performing Operations; Transporting | 20 | Expired |
| USD302017S | Endless belt for a track vehicle | General | 20 | Expired |
| US6386654B1 | Protective cover for guide blocks | Performing Operations; Transporting | 20 | Expired |
| USRE38858E1 | Frictionally driven belted work machine | General | 15 | Expired |
| USRE37174E | Frictionally driven belted work vehicle | General | 14 | Expired |
| US6536851B2 | Debris stripping apparatus | Performing Operations; Transporting | 10 | Expired |
| USD298540S | Driver wheel for a track vehicle | General | 5 | Expired |
| US4440209A | Split rim with axially located split band | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.