Jack D. Clark
8Patents
3h-index
18Co-inventors
54Inventor score
Filing activity: Apr 1, 1974 → Feb 26, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4540171A | Variable resistance exercise apparatus | Human Necessities | 82 | Expired |
| US3950571A | Method for rehabilitating scored and marred surfaces | Performing Operations; Transporting | 10 | Expired |
| US7878383B2 | Spring loaded set tool for hardwood plank staples | Performing Operations; Transporting | 3 | Active |
| US4066605A | Composition for rehabilitating scored and marred surfaces | Chemistry; Metallurgy | 3 | Expired |
| US7837078B2 | Plank top set tool for hardwood plank staples | Performing Operations; Transporting | 2 | Active |
| US8469251B2 | Stapling tool for hardwood plank staples | Performing Operations; Transporting | 1 | Active |
| US11311023B2 | Automatic coffee maker process for preparing a cold brewed beverage | Human Necessities | 0 | Active |
| US12232647B2 | Stowable countertop cooking system | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.