Paul E. Keefer
1Patents
1h-index
6Co-inventors
25Inventor score
Filing activity: Nov 20, 1989 → Nov 20, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5031858A | Apparatus and method for folding and locking rotor blades | Performing Operations; Transporting | 59 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.