BEI Technologies, Inc.
🏢 View company profile →25Patents
0Active
25Granted
33Portfolio score
Filing activity: Mar 13, 1998 → Jun 6, 2005
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7240552B2 | Torsional rate sensor with momentum balance and mode decoupling | Physics | 83 | Expired |
| US6553835B1 | Inertial rate sensor and method with improved clocking | Physics | 42 | Expired |
| US7222533B2 | Torsional rate sensor with momentum balance and mode decoupling | Physics | 33 | Expired |
| US6497146B1 | Inertial rate sensor and method with built-in testing | Physics | 31 | Expired |
| US6262520A | Inertial rate sensor tuning fork | Electricity | 28 | Expired |
| US6815846B2 | Linear voice coil actuator with a latching feature | Electricity | 26 | Expired |
| US6964195B2 | Micromachined vibratory gyroscope and method with electronic coupling | Physics | 25 | Expired |
| US6510737B1 | Inertial rate sensor and method with improved tuning fork drive | Physics | 23 | Expired |
| US7237169B2 | Cross-monitoring sensor system and method | Performing Operations; Transporting | 19 | Expired |
| US6462530B1 | Redundant rate sensor and method | Physics | 10 | Expired |
| US7124632B2 | Electronically configurable rate sensor circuit and method | Physics | 10 | Expired |
| US6800966B2 | Linear brushless DC motor with ironless armature assembly | Electricity | 10 | Expired |
| US6701785B2 | Tuning fork with symmetrical mass balancing and reduced quadrature error | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6966224B2 | Micromachined vibratory gyroscope with electrostatic coupling | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5939631A | Low impedance single-ended tuning fork and method | Physics | 6 | Expired |
| US6894408B2 | Linear voice coil actuator with compensating coils | Physics | 6 | Expired |
| US6787943B2 | Linear voice coil actuator with planar coils | Electricity | 5 | Expired |
| US6639539B1 | System and method for extending the dynamic range of an analog-to-digital converter | Electricity | 5 | Expired |
| US6870285B2 | Long stroke linear voice coil actuator with the proportional solenoid type characteristic | Electricity | 4 | Expired |
| US7191636B2 | Inertial measurement system and method with sensor bias cancellation | Physics | 4 | Expired |
| US7228738B2 | Torsional rate sensor with momentum balance and mode decoupling | Physics | 3 | Expired |
| US6714070B1 | Differential charge amplifier with built-in testing for rotation rate sensor | Physics | 3 | Expired |
| US6713904B2 | Linear voice coil actuator with compensating coils | Physics | 3 | Expired |
| US6815039B2 | Resistance element for potentiometric devices, and method of manufacture | Emerging Cross-Sectional Technologies | 2 | Expired |
| US6507141B2 | Inertial rate sensor tuning fork | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.