John H. Free
3Patents
3h-index
3Co-inventors
36Inventor score
Filing activity: Dec 22, 1977 → Feb 4, 1980
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD255085S | Yogurt maker | General | 21 | Expired |
| USD261348S | Ribbed coffee urn lid | General | 6 | Expired |
| USD261215S | Coffee urn lid | General | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.