Ralf Kaiser
11Patents
6h-index
53Co-inventors
69Inventor score
Filing activity: Dec 7, 1988 → Nov 10, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6644623B1 | Electromagnetic valve | Performing Operations; Transporting | 31 | Expired |
| US5803556A | Hydraulic brake system with skid control | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4887092A | Thermal printing method | Performing Operations; Transporting | 14 | Expired |
| US7159448B2 | Combustion-chamber pressure sensor having a metallic diaphragm containing a piezoresistive, thin metallic layer | Physics | 12 | Expired |
| US7363819B2 | High-pressure sensor housing which is simplified by means of a connection element (also emc) | Physics | 8 | Expired |
| US9606010B2 | Device for measuring a pressure and a temperature of a fluid medium flowing in a duct | Electricity | 7 | Active |
| US7134345B2 | Pressure transducer with one-piece housing | Physics | 4 | Expired |
| US7419720B2 | Conductive plastic molding material, the use thereof and moulded bodies produced therefrom | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8501002B2 | Exchangeable filter insert | Performing Operations; Transporting | 2 | Active |
| US8763465B2 | Method for producing a pressure sensor assembly and pressure sensor assembly | Physics | 0 | Active |
| US12344204B2 | Valve arrangement | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.