Burkhard Schafer
18Patents
9h-index
27Co-inventors
68Inventor score
Filing activity: Aug 24, 1989 → Jul 14, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5029489A | Steering column with vertically adjustable steering wheel for motor vehicles | Emerging Cross-Sectional Technologies | 47 | Expired |
| US7159904B2 | Steering column for a motor vehicle | Performing Operations; Transporting | 32 | Expired |
| US5943916A | Steering column assembly unit | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5931501A | Clamping device for an adjustable steering column of a motor vehicle | Performing Operations; Transporting | 14 | Expired |
| US5104136A | Steering tie rod for motor vehicle | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5433667A | Centered double cardan joint for steering shafts in motor vehicles | Mechanical Engineering; Lighting; Heating | 13 | Expired |
| US5685565A | Collapsible intermediate steering shaft | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5664806A | Crash system for the steering column in a motor vehicle | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5419581A | Adjustable steering column for motor vehicles | Performing Operations; Transporting | 10 | Expired |
| US5346255A | Steering column with a safety element for a motor vehicle equipped with an inflatable air bag in the steering wheel | Performing Operations; Transporting | 9 | Expired |
| US4971473A | Ball-and-socket joint for motor vehicles | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5481937A | Telescopic steering column for motor vehicles | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6318927A | Fixing system comprising a plastic covered screw | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6663738B2 | Method for preparation of a polyolefin foil and its utilization | Chemistry; Metallurgy | 3 | Expired |
| US5938239A | Motor vehicle steering column assembly unit | Performing Operations; Transporting | 2 | Expired |
| US6343812B1 | Method for fixing an adjustable automobile steering column and device for carrying out the method | Performing Operations; Transporting | 1 | Expired |
| US7422240B2 | Deformation device for a steering column | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US7534318B2 | Method of producing textured mold-formed bodies, and mold-formed bodies manufactured according to the method | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.