John N. Birkett
3Patents
3h-index
8Co-inventors
47Inventor score
Filing activity: Dec 14, 1981 → Mar 30, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4515333A | Adjustable support for an optical or other instrument | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| USD563561S1 | Dental cassette | General | 12 | Expired |
| US4760790A | Printing presses | Performing Operations; Transporting | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.