Frederic E. Marcel
2Patents
2h-index
1Co-inventors
24Inventor score
Filing activity: Oct 19, 1984 → Nov 2, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4624339A | Sound-proofing casing for a pneumatic percussive drill | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4591009A | Drill soundproofing device | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.