Robert Frank Hack
2Patents
1h-index
4Co-inventors
30Inventor score
Filing activity: Jul 15, 1994 → Dec 9, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5478612A | Decorative golf ball with magnet insert | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5729977A | Exhaust collector for pneumatic tool | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.