Helmut Weisbrod
9Patents
7h-index
14Co-inventors
56Inventor score
Filing activity: Aug 5, 1981 → Jul 29, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4715486A | Low-wear frictionally engaging device | Mechanical Engineering; Lighting; Heating | 23 | Expired |
| US5626326A | Self-sealing valve assembly | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5653249A | Method for closing channels containing pressure fluid in a housing | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4429770A | Friction lining carrier member having replaceable friction linings | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4537291A | Brake shoe assembly including brake shoe spring | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US5522426A | Valve arrangement in particular a solenoid valve arrangement for slip-controlled automotive vehicle brake systems | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5290096A | Pressure control valve slip-controlled hydraulic brake systems | Emerging Cross-Sectional Technologies | 7 | Expired |
| US5390993A | Pressure control valve for slip-controlled hydraulic brake systems | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5853017A | Closing device for closing pressure fluid conveying channels in a housing | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.