Liquid Controls LLC
13Patents
4Active
13Granted
36Portfolio score
Filing activity: Mar 10, 1975 → Apr 16, 2021 · 2 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4134175A | Non-rotating bushing | Mechanical Engineering; Lighting; Heating | 31 | Expired |
| US3973582A | Flexible band device | Emerging Cross-Sectional Technologies | 13 | Expired |
| US7765978B2 | Differential pressure sensor for fuel delivery systems | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US6535830B2 | Scaled quadrature pulse signal generator | Physics | 4 | Expired |
| US5513529A | Housing assembly for flow meter | Physics | 3 | Expired |
| US4258589A | Planetary adjuster | Physics | 3 | Expired |
| US4109525A | Maximum strength/weight fluid metering device | Physics | 2 | Expired |
| US7000628B2 | Electronic air separation system | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5808196A | Blocking rotor and housing for flow meter | Physics | 1 | Expired |
| US4104511A | Safety interlock system for preset counters | Physics | 1 | Expired |
| US8100023B2 | Rotary positive displacement flowmeter | Physics | 0 | Active |
| US10697453B2 | Liquid fuel delivery comprising a pump to deliver liquid fuel from a storage source to a delivery location and a controller mitigating power to operate the pump on the basis of a predetermined liquid threshold at the pump inlet | Physics | 0 | Active |
| US11788872B2 | Method and system for determination of liquid volumes | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.