Thomas Kielwein
28Patents
6h-index
26Co-inventors
69Inventor score
Filing activity: May 14, 1990 → Jun 16, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5622383A | Sensor for a safety belt retractor | Performing Operations; Transporting | 13 | Expired |
| US5779177A | Belt retractor for a safety belt having plastically deformable ratchet teeth | Performing Operations; Transporting | 12 | Expired |
| US6533321B2 | Vehicle occupant restraint system | Performing Operations; Transporting | 12 | Expired |
| US6547175B2 | Inertia sensor, belt retractor and injection molds for molding a support and a lever of an inertia sensor | Performing Operations; Transporting | 11 | Expired |
| US5251843A | Noise-damped sensor for a safety belt retractor | Performing Operations; Transporting | 8 | Expired |
| US6158685A | Blocking mechanism for a seat belt retractor | Performing Operations; Transporting | 6 | Expired |
| US6435442B1 | Sensor for a belt retractor | Performing Operations; Transporting | 6 | Expired |
| US6045194A | Belt retractor for incorporating in a fold-down type backrest | Performing Operations; Transporting | 5 | Expired |
| US6206316A | Belt retractor with force limitation | Performing Operations; Transporting | 5 | Expired |
| US6986480B2 | Force limiter provided on a belt retractor | Performing Operations; Transporting | 5 | Expired |
| US6957790B2 | Sensor for a belt retractor | Performing Operations; Transporting | 4 | Expired |
| US5205025A | Method of producing a safety belt retractor | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5065953A | Safety belt retractor | Performing Operations; Transporting | 3 | Expired |
| US9834173B2 | Belt retractor with a recoil brake | Performing Operations; Transporting | 2 | Active |
| US5562259A | Inertial sensor | Performing Operations; Transporting | 2 | Expired |
| US7651136B2 | Force limiter for a vehicle safety belt | Performing Operations; Transporting | 2 | Active |
| US5904311A | Control disk for a belt retractor | Performing Operations; Transporting | 1 | Expired |
| US7963474B2 | Belt retractor for a vehicle safety belt | Performing Operations; Transporting | 1 | Active |
| US10518741B2 | Seat belt retractor | Performing Operations; Transporting | 0 | Active |
| US9527475B2 | Belt retractor, and method for locking a belt retractor | Performing Operations; Transporting | 0 | Active |
| US5895003A | Coupling disk for a belt retractor | Performing Operations; Transporting | 0 | Expired |
| US9919676B2 | Belt retractor | Performing Operations; Transporting | 0 | Active |
| US10150445B2 | Frame for a vehicle safety belt retractor, vehicle structure for mounting a belt retractor, and sheet metal blank for a frame for a vehicle safety belt retractor | Performing Operations; Transporting | 0 | Active |
| US12151641B2 | Belt reel and also belt retractor having a belt reel | Performing Operations; Transporting | 0 | Active |
| US11007974B2 | Belt retractor for motor vehicles | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.