Fritz Schmidt
16Patents
9h-index
23Co-inventors
72Inventor score
Filing activity: Nov 9, 1972 → Jan 20, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6384489B1 | Energy supply circuit for a motor vehicle on-board electrical system having two voltage supply branches | Emerging Cross-Sectional Technologies | 52 | Expired |
| US3990816A | Double acting piston pump for cryogenic medium | Emerging Cross-Sectional Technologies | 34 | Expired |
| US3950606A | Apparatus and method for cooling a superconducting cable | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4685698A | Apparatus for the road-surface-dependent control of shock absorbers in a vehicle suspension system | Performing Operations; Transporting | 22 | Expired |
| US3946141A | Cooling apparatus for an electric cable | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4770392A | Shut-off device for pipes | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5219643A | Multilayered films | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4099746A | Equalizing arrangement for a low temperature line | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5979394A | Method of operating a piston-type internal combustion engine | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US4289273A | Plate and method for laying railway level crossings | Fixed Constructions | 8 | Expired |
| US3959576A | Apparatus for supplying power to electrical devices having conductors cooled to a low temperature | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6455949B1 | Vehicle electrical system in motor vehicles | Electricity | 6 | Expired |
| US6639389B2 | Arrangement and method for protecting multiple voltage supply systems against voltage arc-over between different voltage planes and against pole reversal from the outside | Electricity | 3 | Expired |
| US3984618A | Support body for the conductors of a low temperature cable | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7256514B2 | Device and method for operating an electrical machine for a motor vehicle | Emerging Cross-Sectional Technologies | 0 | Expired |
| US5802744A | Method of and an apparatus for reconstructing railway track systems | Fixed Constructions | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.