Winfried Maier
10Patents
7h-index
13Co-inventors
63Inventor score
Filing activity: Jun 6, 1983 → Nov 30, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5665921A | Gas tight pressure sensor sealed with flexible metallic adaptor and having ceramic sensor element | Physics | 33 | Expired |
| US4574328A | Sensor for capacitively measuring the level of material in a container | Physics | 28 | Expired |
| US6366436B1 | Electronic device for use in regions subject to explosion hazards | Electricity | 25 | Expired |
| US5535629A | Device for measuring pressure with replaceable connector element | Physics | 23 | Expired |
| US6672155B2 | Apparatus for determining the filling level of a filling material in a container | Physics | 15 | Expired |
| US5778726A | Device for monitoring a predetermined level of a liquid in a container | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7068213B2 | Level meter | Physics | 10 | Expired |
| US7009408B2 | Fill level measuring device using microwaves | Electricity | 4 | Expired |
| US5499539A | Metallic connecting flange for ceramic pressure sensing elements | Physics | 2 | Expired |
| US5237851A | Device for the analog actuation of a digital setting operation | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.