Anton Bretfeld
18Patents
7h-index
30Co-inventors
66Inventor score
Filing activity: Feb 27, 1976 → Dec 5, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5433147A | Ignition device | Mechanical Engineering; Lighting; Heating | 35 | Expired |
| US6289820A | Hybrid gas generator | Performing Operations; Transporting | 20 | Expired |
| US5253895A | Gas generator, with safety device, for an air bag | Performing Operations; Transporting | 19 | Expired |
| US6234522A | Hybrid gas generator for an air bag with a mechanical opening mechanism for the storage chamber | Performing Operations; Transporting | 15 | Expired |
| US5259644A | Ignition unit, in particular for an air bag gas generator | Performing Operations; Transporting | 14 | Expired |
| US7111558B2 | Pyrotechnic detonator with an igniter support of plastic with an integrated metal insert | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5746026A | Method for unlocking a window pane of a railroad car with an inflatable pressure tube | Performing Operations; Transporting | 7 | Expired |
| US6254128A | Hybrid gas generator for airbag | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6601514B1 | Externally controlled ignition unit with integrated electronic system for triggering a restraint system | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5035179A | Process for covering a tube with a foil, and an igniter element produced by said process | Performing Operations; Transporting | 6 | Expired |
| US6499764B2 | Gas generator | Performing Operations; Transporting | 6 | Expired |
| US4920619A | Safety belt with integrated lock release | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7698895B2 | Pyrotechnic actuator | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US4043128A | Compressed-gas cartridge for fire protection purposes | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4081964A | Apparatus for the thermal and electrical initiation of fire protection devices | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4909686A | Pyrotechnical dowel | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6601515B2 | Ignition element, in particular for pyrotechnic mixtures | Performing Operations; Transporting | 3 | Expired |
| US6262875A | Ignition/firing element with an ignition bridge arranged on a chip | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.