Stephen A. Francis
18Patents
10h-index
17Co-inventors
69Inventor score
Filing activity: Sep 13, 1979 → Jun 17, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5243772A | Shoe with external shell | Human Necessities | 156 | Expired |
| US5070629A | Sweet spot sole construction | Human Necessities | 93 | Expired |
| US5402588A | Sole construction | Human Necessities | 66 | Expired |
| US5561920A | Shoe construction having an energy return system | Human Necessities | 54 | Expired |
| USD727610S1 | Shoe outsole | General | 50 | Active |
| USD734603S1 | Shoe outsole | General | 37 | Active |
| USD725358S1 | Shoe outsole | General | 36 | Active |
| US5860226A | Shoe construction | Human Necessities | 28 | Expired |
| USD872979S1 | Dielectric boot | General | 21 | Active |
| USD379709S | Golf sandal | General | 17 | Expired |
| USD297568S | Blood pressure meter | General | 10 | Expired |
| USD300064S | Hair dryer | General | 9 | Expired |
| USD262571S | Fetal monitor enclosure | General | 8 | Expired |
| USD305621S | Bathroom scale body | General | 6 | Expired |
| USD263880S | Obstetrical telemetry instrument enclosure | General | 3 | Expired |
| USD317134S | Remote wireless display for a bathroom scale | General | 2 | Expired |
| USD303096S | Bathroom scale | General | 2 | Expired |
| US8872433B2 | Electronic control system for operating a street lamp | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.