Fred Leach
3Patents
2h-index
3Co-inventors
37Inventor score
Filing activity: Nov 20, 1980 → Jun 19, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5152091A | Highway sign | Physics | 31 | Expired |
| US6003256A | Roll-up stop/slow sign | Physics | 12 | Expired |
| US4291070A | Coating of particles | Chemistry; Metallurgy | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.