Robert H. Luetzow
17Patents
8h-index
8Co-inventors
61Inventor score
Filing activity: May 24, 1989 → Jan 21, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5444369A | Magnetic rotational position sensor with improved output linearity | Physics | 105 | Expired |
| US6472865B1 | Magnetic rotational position sensor having dual magnetic flux sensor capabilities | Physics | 52 | Expired |
| US5321355A | Hall Effect position sensor with flux limiter and magnetic dispersion means | Electricity | 30 | Expired |
| US6137288A | Magnetic rotational position sensor | Physics | 29 | Expired |
| US6586929B1 | Magnetic position sensor having shaped pole pieces for improved output linearity | Physics | 15 | Expired |
| US5115194A | Hall effect position sensor with flux limiter and magnetic dispersion means | Electricity | 15 | Expired |
| US6509734B1 | Magnetic rotational position sensor | Physics | 10 | Expired |
| US6459261B1 | Magnetic incremental motion detection system and method | Physics | 9 | Expired |
| US6653830B2 | Magnetic position sensor having shaped pole pieces to provide a magnetic field having a varying magnetic flux density field strength | Physics | 8 | Expired |
| US5264792A | Hall effect position sensor with flux limiter and magnetic dispersion pole piece | Electricity | 7 | Expired |
| US6717399B2 | Magnetic sensing device with offset compensation | Physics | 6 | Expired |
| US6356076B1 | System for outputting a plurality of signals as a collective representation of incremental movements of an object | Physics | 6 | Expired |
| US6417664B1 | Magnetic rotational position sensor having a peripherally interrupted outer pole piece | Physics | 5 | Expired |
| US6956368B2 | Magnetic rotational position sensor | Physics | 4 | Expired |
| US6798195B2 | Magnetic position sensor having shaped pole pieces at least partially formed of a non-magnetic material for producing a magnetic field having varying magnetic flux density along an axis | Physics | 4 | Expired |
| US5448217A | Ignition coil with spiral-back pyramid windings | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4959629A | High torque rotary solenoid | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.