Hans-Jörg Feigel
76Patents
17h-index
68Co-inventors
87Inventor score
Filing activity: Aug 24, 1994 → Dec 30, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6311808A | Combined service and parking brake system | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US5769509A | Brake unit for motor vehicles with electric drive | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5487455A | Variable flow valve with position sensor | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5836659A | Elelctronically controllable brake actuation system | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5758930A | Electronically controllable brake actuation system | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6315370A | Electronically controllable brake operating system | Performing Operations; Transporting | 28 | Expired |
| US5609399A | Hydraulic braking system with slip control | Performing Operations; Transporting | 27 | Expired |
| US9205821B2 | Brake system for motor vehicles | Performing Operations; Transporting | 24 | Active |
| US9145119B2 | Brake system for motor vehicles and method for operating a brake system | Performing Operations; Transporting | 24 | Active |
| US5954162A | Combined service and parking brake | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US5713640A | Hydraulic braking system with an auxiliary pressure source having a quick fill chamber | Performing Operations; Transporting | 21 | Expired |
| US6135575A | Electronically controllable brake actuating system | Electricity | 20 | Expired |
| US6206038A | Multiway valve | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5961189A | Brake system for automotive vehicles with pneumatic brake power booster | Emerging Cross-Sectional Technologies | 19 | Expired |
| US8424976B2 | Brake system for motor vehicles | Performing Operations; Transporting | 18 | Active |
| US6099086A | Setpoint generator for control of an electrically controlled brake system | Performing Operations; Transporting | 17 | Expired |
| US6033035A | Method of operation of an electronically controllable brake actuation system | Performing Operations; Transporting | 17 | Expired |
| US9205824B2 | Brake system for motor vehicles and method for operating the brake system | Performing Operations; Transporting | 17 | Active |
| US6494546B1 | Device for regulating brake pressure | Performing Operations; Transporting | 16 | Expired |
| US5934766A | Magnetically operated, multi-position, pressure control valve having integral metering orifice | Emerging Cross-Sectional Technologies | 16 | Expired |
| US9446753B2 | Brake actuating unit | Performing Operations; Transporting | 15 | Active |
| US6268784A | Magnetic valve | Electricity | 14 | Expired |
| US5806939A | Brake system with electronic anti-lock control | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6408738B1 | Assisted braking system with emergency braking function | Performing Operations; Transporting | 10 | Expired |
| US10137877B2 | Brake system for motor vehicles | Performing Operations; Transporting | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.