Robert H. Lefevre
2Patents
0Active
2Granted
26Portfolio score
Filing activity: Nov 29, 1974 → Oct 18, 1996
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4153003A | Filter condition indicator | Emerging Cross-Sectional Technologies | 68 | Expired |
| US5975621A | Vehicle hood shield | Performing Operations; Transporting | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.