Robert R. Shaefer
2Patents
2h-index
1Co-inventors
27Inventor score
Filing activity: Sep 21, 1981 → Mar 12, 1984
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4514244A | Plastic pipe elements and methods for making same | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4457542A | Plastic pipe fitting | Emerging Cross-Sectional Technologies | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.