John Ewing
5Patents
4h-index
3Co-inventors
50Inventor score
Filing activity: Dec 2, 1982 → Nov 12, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5020525A | Ankle distraction apparatus | Human Necessities | 25 | Expired |
| US4478225A | Heart monitor for horses | Human Necessities | 11 | Expired |
| US4540001A | Heart monitor for horses | Human Necessities | 9 | Expired |
| US7464791B2 | Acoustic mats and methods for making the same | Performing Operations; Transporting | 9 | Expired |
| US8758614B2 | Anaerobic membrane bioreactor for treating a waste stream | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.