MOVING MAGNET TECHNOLOGIES
🏢 View company profile →67Patents
42Active
67Granted
50Portfolio score
Filing activity: Jan 3, 1990 → Jun 2, 2022 · 7 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5789917A | Magnetic position sensor with hall probe formed in an air gap of a stator | Physics | 60 | Expired |
| US9116018B2 | Linear or rotary position sensor with a permanent magnet for detecting a ferromagnetic target | Physics | 59 | Active |
| US5528139A | Magnetic position and speed sensor with hall probe in an air gap | Physics | 56 | Expired |
| US7028545B2 | Position sensor, designed in particular for detecting a steering column torsion | Physics | 50 | Expired |
| US5136194A | Single-phased compact linear electromagnetic actuator | Electricity | 49 | Expired |
| US5334893A | Monophase electromagnetic rotary actuator of travel between 60 and 120 degrees | Electricity | 48 | Expired |
| US7898122B2 | Quick-action bistable polarized electromagnetic actuator | Electricity | 45 | Active |
| US5532585A | Position sensor incorporating a permanent magnet and a magnetism-sensitive probe and including primary and secondary air gaps | Physics | 41 | Expired |
| US4985652A | Single-phased angular electromagnetic actuator | Electricity | 40 | Expired |
| US5559378A | Three-pole electromagnetic actuator for pneumatic distributing devices | Electricity | 30 | Expired |
| US6236125A | Linear actuator | Electricity | 30 | Expired |
| US7589445B2 | Linear actuator comprising a brushless polyphase electric motor | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US6043645A | Magnetic position and speed sensor having a hall probe | Physics | 28 | Expired |
| US5444313A | Electromagnetic actuator having two opposite phase movable parts | Electricity | 26 | Expired |
| US6573709B1 | Position sensor with hall probe | Emerging Cross-Sectional Technologies | 25 | Expired |
| US5298825A | Single phase electro-magnetic actuator with low obstruction | Electricity | 25 | Expired |
| US7644635B2 | Position sensor which is intended, in particular, for measuring steering column torsion | Physics | 23 | Expired |
| US5814985A | Incremental sensor of speed and/or position for detecting low and null speeds | Physics | 23 | Expired |
| US8890514B2 | Magnetic multi-periodic absolute position sensor | Physics | 21 | Active |
| US7906959B2 | Variable-reluctance position sensor | Physics | 21 | Expired |
| US5512871A | Rotatable single-phase electromagnetic actuator | Electricity | 19 | Expired |
| US5521451A | Low-cost stepping or synchronous motor | Electricity | 19 | Expired |
| US6087827A | Incremental sensor of speed and/or position for detecting low and null speeds | Electricity | 18 | Expired |
| US7304450B2 | Motor-reduction unit switched on an absolute position signal | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6028499A | Monophase, short travel, electromagnetic actuator having a good electric power/force ratio | Electricity | 16 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.