Donald A. Springer
5Patents
5h-index
1Co-inventors
42Inventor score
Filing activity: Oct 4, 1977 → Feb 21, 1979
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4323110A | Food preparation process | Emerging Cross-Sectional Technologies | 91 | Expired |
| US4203486A | Food preparation apparatus and process | Emerging Cross-Sectional Technologies | 62 | Expired |
| US4232789A | Food serving tray for use in a food preparation unit | Human Necessities | 43 | Expired |
| US4254824A | Food preparation apparatus | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4194109A | Food serving tray and supporting heater shelf | Human Necessities | 34 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.