Earl Johnson
2Patents
1h-index
2Co-inventors
27Inventor score
Filing activity: Jan 12, 1987 → Feb 6, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4958660A | Closed loop function selector valve | Emerging Cross-Sectional Technologies | 4 | Expired |
| USD312867S | Bathtub for handicapped | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.