Mark Hellmick
3Patents
3h-index
2Co-inventors
36Inventor score
Filing activity: Nov 15, 1985 → Feb 16, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4893322A | Film changer | Physics | 43 | Expired |
| US5317619A | Film changer | Physics | 34 | Expired |
| US5042056A | Film changer | Physics | 32 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.