Philippe Castel
33Patents
7h-index
22Co-inventors
65Inventor score
Filing activity: Apr 23, 1990 → Dec 6, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5558123A | Electrically controlled pressure-holding valve | Emerging Cross-Sectional Technologies | 56 | Expired |
| US5425302A | Pneumatic booster | Performing Operations; Transporting | 22 | Expired |
| US5172964A | Vacuum booster with electromagnetic valve control | Performing Operations; Transporting | 21 | Expired |
| US5437217A | Pneumatic booster | Performing Operations; Transporting | 9 | Expired |
| US5518031A | Proportional pneumatic solenoid valve | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5448888A | Braking system with three independent hydraulic circuits | Performing Operations; Transporting | 8 | Expired |
| US5275265A | Brake-booster with modulated reaction | Performing Operations; Transporting | 7 | Expired |
| US5176063A | Brake-booster with adjustable jump and process for adjusting the jump | Performing Operations; Transporting | 7 | Expired |
| US6453794B2 | Diaphragm support for a brake booster and brake booster incorporating such a support | Performing Operations; Transporting | 6 | Expired |
| US5127637A | Instantaneous load sensor of a motor vehicle | Performing Operations; Transporting | 6 | Expired |
| US5176065A | Brake booster | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5493949A | Pneumatic uphill anti-runback device | Performing Operations; Transporting | 4 | Expired |
| US5454279A | Brake-booster device partial vacuum type for a vehicle fitted with direct braking control means | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6389951B1 | Brake booster | Performing Operations; Transporting | 4 | Expired |
| US5154492A | Load sensing proportioning valve | Performing Operations; Transporting | 4 | Expired |
| US5653514A | Automatically controlled boosted braking system with monitored reserve | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5302006A | Brake regulator with lever and improved response time | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5201572A | Circuit controlling a fluidically controlled brake regulator | Performing Operations; Transporting | 2 | Expired |
| US5934075A | Booster with prefilling without limitation in flowrate | Performing Operations; Transporting | 2 | Expired |
| US5201179A | Brake subassembly for a vehicle | Performing Operations; Transporting | 2 | Expired |
| US5454224A | Brake device with rigid mounting | Performing Operations; Transporting | 2 | Expired |
| US5722240A | Boosted braking device with reduced travel | Performing Operations; Transporting | 1 | Expired |
| US5259666A | Double brake booster | Performing Operations; Transporting | 1 | Expired |
| US5154106A | Pneumatic brake booster of the tandem type | Performing Operations; Transporting | 1 | Expired |
| US5272958A | Brake booster with compression spring extension limiting links | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.