Mark Johnson
8Patents
5h-index
8Co-inventors
56Inventor score
Filing activity: Nov 30, 1982 → Jul 23, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD675317S1 | Ergonomic syringe adapter | General | 36 | Active |
| US6286396A | Socket ratchet and extension handle | Performing Operations; Transporting | 24 | Expired |
| US4485014A | Filter assembly for connecting intermediate an epidural cannula and a syringe | Human Necessities | 19 | Expired |
| US4754932A | Coal pulverizer inerting and fire extinguishing system | Emerging Cross-Sectional Technologies | 12 | Expired |
| USD483089S1 | Slide | General | 8 | Expired |
| US4972171A | Method and apparatus for detecting illegal pitches | Human Necessities | 5 | Expired |
| USD941459S1 | Ear tip | General | 4 | Active |
| US7823585B2 | Snorkel clip | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.