Roger E. Mitchell
13Patents
7h-index
7Co-inventors
59Inventor score
Filing activity: Apr 8, 1976 → May 10, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5645578A | Total therapy sauna bed system | Human Necessities | 78 | Expired |
| US5235967A | Electro-magnetic impact massager | Human Necessities | 61 | Expired |
| US4280092A | Ground fault interrupter tester | Physics | 34 | Expired |
| US5891186A | Physical therapy heated personal capsule | Human Necessities | 24 | Expired |
| USD384416S | Personal sauna with lighted hood | General | 17 | Expired |
| USD377530S | Physical therapy heated capsule | General | 16 | Expired |
| US5228533A | Knockdown motorized scooter | Performing Operations; Transporting | 15 | Expired |
| US4058823A | Camera accessory and cartridge | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4141632A | Photocomposing machine | Performing Operations; Transporting | 5 | Expired |
| US4804908A | Digital meter | Physics | 4 | Expired |
| US4535279A | Impulse motor structure, drive system and control circuit | Electricity | 3 | Expired |
| US4585977A | Electronic motor | Electricity | 2 | Expired |
| US12031285B2 | Barrier system | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.