Robert E. Marsh
19Patents
5h-index
3Co-inventors
59Inventor score
Filing activity: Jul 29, 1976 → Jun 29, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5868100A | Fenceless animal control system using GPS location information | Human Necessities | 136 | Expired |
| US4133535A | Putting stroke training device | Human Necessities | 28 | Expired |
| US7182087B1 | Dual position hearing protection device | Human Necessities | 11 | Expired |
| US9552340B2 | Method and computer-readable media for comparing electronic documents | Physics | 6 | Active |
| US7169009B2 | Game call striker | Human Necessities | 5 | Expired |
| US9265245B2 | Rapid head movement bird decoy | Human Necessities | 5 | Active |
| US4082926A | Ignition distributor rotor with corona generating points of electrically conductive paint | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4502953A | Water purifying apparatus with air check valve and filter condition indication | Performing Operations; Transporting | 4 | Expired |
| US6718686B2 | Insect removal device | Emerging Cross-Sectional Technologies | 3 | Expired |
| US9060897B2 | Switchable hearing protection ear plug | Human Necessities | 1 | Active |
| US10531743B2 | Active chair with posture feedback | Human Necessities | 1 | Active |
| US10474995B2 | Method and computer-readable media for managing governing documents in complex business transactions | Physics | 1 | Active |
| US10681968B2 | Wading stick with expanding support | Human Necessities | 1 | Active |
| US8856175B2 | Method and computer-readable media for managing business transactions | Physics | 1 | Active |
| US10681989B2 | Marsh seat | Human Necessities | 1 | Active |
| USD1016540S1 | Campfire grill | General | 0 | Active |
| US11487102B2 | Fishing magnifier | Human Necessities | 0 | Active |
| US10213135B2 | Equestrian monitoring and feedback device | Electricity | 0 | Active |
| US9454527B2 | Method and computer-readable media for creating verified business transaction documents | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.