John Hartman
4Patents
4h-index
6Co-inventors
47Inventor score
Filing activity: Aug 15, 1983 → Jun 25, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4592089A | Electrophoretogram analytical image processing system | Physics | 58 | Expired |
| USD747789S1 | Air treatment system | General | 15 | Active |
| USD739512S1 | Air treatment system | General | 10 | Active |
| USD339805S | Video cassette rewinder | General | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.