Fred H. Stengel
6Patents
5h-index
12Co-inventors
60Inventor score
Filing activity: Dec 16, 1974 → Apr 24, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4171740A | Wafer packaging system | Electricity | 33 | Expired |
| US5008081A | Method and apparatus for automatic melt indexing | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4129211A | Wafer packaging system | Electricity | 18 | Expired |
| US6446982B1 | In-line skate conversion apparatus | Human Necessities | 10 | Expired |
| USD266671S | Electrostatic printer/plotter | General | 6 | Expired |
| USD243700S | Key set device for encoding data | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.