Siegfried Schulz
12Patents
7h-index
16Co-inventors
63Inventor score
Filing activity: Dec 30, 1974 → Aug 5, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4524251A | Electrical switch | Electricity | 19 | Expired |
| US4395608A | Safety switch assemblies | Electricity | 17 | Expired |
| US5277778A | Method for coating components or shapes by cathode sputtering | Electricity | 13 | Expired |
| US6007290A | Liftable dual cargo platforms for a motor home | Performing Operations; Transporting | 13 | Expired |
| US5821484A | Safety switch | Electricity | 12 | Expired |
| US5510012A | Method for producing a decorative gold alloy coating | Chemistry; Metallurgy | 9 | Expired |
| US5275036A | Relief valve testing apparatus | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US3938411A | Pipe and tube end preparation apparatus | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4177701A | Steady rest for use in apparatus for supporting and precision-turning of large rotary devices | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4364240A | Temperature-dependent output control for a heat pump absorber | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4058693A | Electric snap-action switch | Electricity | 2 | Expired |
| US4034631A | Apparatus for supporting and precision turning of large rotary members | Emerging Cross-Sectional Technologies | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.