Milltronics Ltd.
22Patents
0Active
22Granted
34Portfolio score
Filing activity: Mar 7, 1978 → Jan 14, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4157661A | Flowmeters | Physics | 89 | Expired |
| US4768387A | Flowmeter | Physics | 70 | Expired |
| US4333028A | Damped acoustic transducers with piezoelectric drivers | Physics | 65 | Expired |
| US6051895A | Electronic switch relay | Electricity | 35 | Expired |
| US5591010A | Time shift control of wastewater pumping system | Physics | 29 | Expired |
| US5519527A | Modem for communicating with enclosed electronic equipment | Physics | 29 | Expired |
| US5416723A | Loop powered process control transmitter | Physics | 22 | Expired |
| US5267219A | Acoustic range-finding system | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5260910A | High resolution acoustic pulse-echo ranging system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6169706A | Echo detection in pulse-echo ranging systems | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5339292A | Acoustic transducer | Physics | 11 | Expired |
| US5578994A | Liquid level switch | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5943294A | Level detector for fluent material | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5347495A | Matching transformer for ultrasonic transducer | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5218575A | Acoustic transducer | Physics | 6 | Expired |
| US6590788B2 | Intrinsically safe universal switching power supply | Electricity | 6 | Expired |
| US6166998A | Moulded transducer | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5748562A | Level detector for solids | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6606279B1 | Submergence detection for electro acoustic transducers | Emerging Cross-Sectional Technologies | 3 | Expired |
| US6112254A | Method of detecting characteristics of liquids in pipes and pump controlling | Physics | 3 | Expired |
| US6203280A | Pump totalizer system | Fixed Constructions | 2 | Expired |
| USD344682S | Instrument housing | General | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.