Christoph Margraf
21Patents
3h-index
47Co-inventors
59Inventor score
Filing activity: Mar 23, 2007 → Jul 27, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7954615B2 | Device for actuating a multiplate clutch in a transmission | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US8496562B2 | Method for the operation of a transmission device | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US10221922B2 | Multi-speed automatic transmission | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US11261943B2 | Planet-type multi-stage transmission for a bicycle or pedelec | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9803723B2 | Multi-step automatic gearbox | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8840517B2 | Method for operating a transmission device having a plurality of friction-fit shift elements and at least one form-fit shift element | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10161509B2 | Hydraulic control device for an automatic transmission | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11807099B2 | Rotor support for an electrical machine | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US10995827B2 | Multispeed transmission | Emerging Cross-Sectional Technologies | 1 | Active |
| US10527108B2 | Clutch assembly | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11708888B2 | Shaft for a motor vehicle transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12291304B2 | Gear set assembly and bicycle gearing system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10955031B2 | Multispeed transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11962226B2 | Rotor support for an electrical machine | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10480641B2 | Assembly for blocking and enabling a shifting position of a shifting element | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11193559B2 | Automatic transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US9470274B2 | Claw shifting element comprising a sliding sleeve for an automatic transmission of a motor vehicle | Emerging Cross-Sectional Technologies | 0 | Active |
| US9726233B2 | Hydraulic system for an automatic transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10876600B2 | Multispeed transmission | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11359715B2 | Transmission shaft, transmission, and motor vehicle drivetrain | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10759265B2 | Planetary automatic transmission | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.