Bernhard Ritter
12Patents
5h-index
10Co-inventors
63Inventor score
Filing activity: Sep 26, 1986 → Nov 13, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4779577A | Cooling air flap and blower control for motor vehicles | Mechanical Engineering; Lighting; Heating | 68 | Expired |
| US4996849A | Air conditioning system | Performing Operations; Transporting | 23 | Expired |
| US6033009A | Method for controlling an openable folding top with a locking device | Emerging Cross-Sectional Technologies | 14 | Expired |
| US4752851A | Overload protection for series resistances of electric motors, especially of fans of vehicles driven by electric motors | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6036254A | Control device for a vehicle with two roofs | Performing Operations; Transporting | 6 | Expired |
| US6024403A | Method for controlling a folding top covering using a superimposed movement | Performing Operations; Transporting | 5 | Expired |
| US6290288A | Sliding roof for vehicles | Performing Operations; Transporting | 4 | Expired |
| US6867562B2 | Control system and method for movement of window panes in convertibles | Fixed Constructions | 3 | Expired |
| US5140112A | Switch for a convertible top control | Performing Operations; Transporting | 2 | Expired |
| US11193402B2 | Valve seat ring of a gas exchange valve and gas exchange valve | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US5120932A | Automatic defroster system having blower motor and heating element control circuits | Performing Operations; Transporting | 0 | Expired |
| US7017983B2 | Method and apparatus for moving multipart sliding roof for a motor vehicle | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.