FLOWLINE, INC.
10Patents
2Active
10Granted
33Portfolio score
Filing activity: Oct 2, 1992 → Jul 19, 2019
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5546005A | Guarded capacitance probe and related measurement circuit | Physics | 41 | Expired |
| US5895848A | Apparatus and method for level sensing in a container | Physics | 32 | Expired |
| USD350297S | Fluid sensor mounting track | General | 18 | Expired |
| US5822274A | Method and apparatus for acoustically measuring the level of liquid in a tank | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5553479A | Threshold level calibration method and apparatus | Physics | 10 | Expired |
| USD367915S | Controller electronics enclosure for liquid handling equipment | General | 9 | Expired |
| USD352010S | Liquid level sensor | General | 7 | Expired |
| US7098669B2 | Depth determining system | Physics | 6 | Expired |
| US11002587B2 | Ultrasonic level sensor with sound trap | Physics | 3 | Active |
| US10408663B2 | Ultrasonic level sensor with reflectors | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.