Robert H. Marjoram
18Patents
11h-index
23Co-inventors
72Inventor score
Filing activity: Oct 13, 1982 → Nov 15, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5993358A | Controllable platform suspension system for treadmill decks and the like and devices therefor | Human Necessities | 121 | Expired |
| US6070681A | Controllable cab suspension | Performing Operations; Transporting | 101 | Expired |
| US5842547A | Controllable brake | Mechanical Engineering; Lighting; Heating | 83 | Expired |
| US8322497B2 | Magneto-rheological dampers for semi-active suspension systems | Performing Operations; Transporting | 54 | Active |
| US4993523A | Fluid circuit for semiactive damper means | Emerging Cross-Sectional Technologies | 47 | Expired |
| US6854573B2 | Brake with field responsive material | Mechanical Engineering; Lighting; Heating | 45 | Expired |
| US7849983B2 | Controllable vehicle suspension system with a controllable magnetorheological fluid strut | Emerging Cross-Sectional Technologies | 33 | Active |
| US5927407A | Isolated hand-held vibrating device | Performing Operations; Transporting | 28 | Expired |
| US5839517A | Vibration isolator for hand-held vibrating devices | Performing Operations; Transporting | 21 | Expired |
| US5388811A | Torque-control system for vehicles cabs and the like | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US4738434A | Vibration and/or shock attenuating fluid mount or the like | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6695102B1 | Magnetorheological twin-tube damping device | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US8397883B2 | Brake with field responsive material | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US7198140B2 | Brake with field responsive material | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4488613A | Fluid suspensions | Performing Operations; Transporting | 7 | Expired |
| US4470477A | Hydropneumatic suspensions | Performing Operations; Transporting | 3 | Expired |
| US8602182B2 | Controllable vehicle suspension system with a controllable magnetorheological fluid strut | Emerging Cross-Sectional Technologies | 2 | Active |
| US8353393B2 | Operator interface controllable brake with field responsive material | Performing Operations; Transporting | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.