SAPPEL
7Patents
2Active
7Granted
30Portfolio score
Filing activity: Nov 22, 1983 → Oct 14, 2013
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5259251A | Device for counting rotations | Physics | 15 | Expired |
| US4811600A | Device for making flowmeter tamperproof | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7576533B2 | Inductive angular-position sensor | Physics | 6 | Expired |
| US5576489A | Measuring device for oscillating piston liquid meter | Physics | 5 | Expired |
| US4561312A | Turbine for a multijet liquid flow meter | Physics | 5 | Expired |
| US9109624B2 | Fluid turbine flow meter with centering bearing | Physics | 0 | Active |
| US9074916B2 | Fluid turbine flow meter | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.