John S. Schaffer
5Patents
3h-index
5Co-inventors
50Inventor score
Filing activity: Sep 24, 1985 → Mar 30, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8182217B2 | Mechanical fan sub-shroud attachment feature, molded plastic snap feature | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US5153399A | Rotary puffer switch | Electricity | 6 | Expired |
| US5226528A | Switch operating mechanism | Electricity | 5 | Expired |
| US5259108A | Method of assembling rotary puffer switch | Emerging Cross-Sectional Technologies | 1 | Expired |
| US4636594A | Switch with auxiliary biasing mechanism | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.