Helmut Bonn
17Patents
8h-index
7Co-inventors
65Inventor score
Filing activity: Dec 16, 1982 → Jan 29, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4548454A | Electrical contact for a vehicle steering device | Performing Operations; Transporting | 23 | Expired |
| US6326593A | Heating element for a part of an automobile which is held, especially the steering wheel | Electricity | 20 | Expired |
| US6441344B1 | Heatable steering wheel, and rim and method thereof | Electricity | 19 | Expired |
| US4735573A | Aligning device for a current connector of protective gas bag impact installations | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6736657B2 | Device for transmitting electric current between two components of a steering device for motor vehicles | Electricity | 13 | Expired |
| US6491319B2 | Steering wheel assembly and a switching device thereof | Performing Operations; Transporting | 11 | Expired |
| US4657326A | Current conduction connector for the electrical connection of gas bag collision protection installation | Electricity | 10 | Expired |
| US6239409A | Heating device for heating a moveable part of an automobile, especially a steering wheel heater | Performing Operations; Transporting | 9 | Expired |
| US4660500A | Steering wheel installation alignment device | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5139436A | Electrical connecting element for rotating parts | Electricity | 6 | Expired |
| US4821016A | Steering wheel with an electrical lead to a protective gas bag impact installation located in the steering bowl of an automotive vehicle | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6803533B2 | Steering wheel having a switching device for actuating an electrical functional group of a motor vehicle | Electricity | 5 | Expired |
| US6236119A | Device for determining the angular position of the steering wheel in a motor vehicle | Physics | 5 | Expired |
| US5551886A | Current transfer element for steering wheels of motor vehicles | Electricity | 4 | Expired |
| US6062909A | Plug for gas generators of air bag impact protection systems and process for producing the same | Electricity | 3 | Expired |
| US6846995B2 | Switching device for a vehicle horn | Electricity | 2 | Expired |
| US7307229B2 | Switch provided with self-cleaning contacts | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.