Daniel Matter
20Patents
9h-index
19Co-inventors
68Inventor score
Filing activity: Jan 31, 1990 → Dec 12, 2008
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7464611B2 | Differential pressure means for a gas meter arrangement, comprising an improved flow geometry | Physics | 35 | Expired |
| US6073488A | Capacitive liquid level sensor with integrated pollutant film detection | Physics | 32 | Expired |
| US6614242B2 | Method and device for oil-in-water measurement | Emerging Cross-Sectional Technologies | 28 | Expired |
| US6318172A | Capacitive level detector with optimized electrode geometry | Physics | 27 | Expired |
| US5431714A | Process for investigating particles situated in a gas | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US6407383B1 | Method and device for determining the oil concentration in liquids by means of fluorescence excitation with an excimer lamp | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7698958B2 | Differential pressure means for a gas meter arrangement, comprising an improved flow geometry | Physics | 11 | Active |
| US5128505A | Injection device and electrode wire electric discharge machine for high-speed precision machining | Performing Operations; Transporting | 11 | Expired |
| US7399118B2 | Thermal gas flowmeter comprising a gas quality indicator | Physics | 9 | Expired |
| US5982498A | Method for determining the structure of a body surface | Physics | 7 | Expired |
| US6492898B1 | Data transmission system for pipelines | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6644128B1 | Flow meter | Physics | 6 | Expired |
| US6161426A | Photoacoustic free fall measuring cell | Physics | 6 | Expired |
| US6405590B1 | Capacitive filling-level sensor with dielectric coating | Physics | 4 | Expired |
| US6963809B2 | Gas meter | Physics | 4 | Expired |
| US6607004B2 | Fire prevention safety device for gas meters | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5288965A | Electro-erosion machine with improved circuit for the unwinding of the wire-electrode | Performing Operations; Transporting | 2 | Expired |
| US7089804B2 | Method for thermal flow measurement with non constant heating pulses | Physics | 1 | Expired |
| US6829543B2 | Sampling method for flowmeters | Physics | 0 | Expired |
| US7222028B2 | Increased accuracy gas energy meter | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.