David E. Bigelow
1Patents
1h-index
1Co-inventors
22Inventor score
Filing activity: Nov 2, 1981 → Nov 2, 1981
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4437646A | Discharge valve for concrete pumping apparatus | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.