John G. Mark
48Patents
13h-index
47Co-inventors
81Inventor score
Filing activity: Oct 14, 1977 → Nov 14, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5485273A | Ring laser gyroscope enhanced resolution system | Physics | 58 | Expired |
| US4981359A | Ring laser gyroscope dither drive system and method | Physics | 41 | Expired |
| US4157495A | Nuclear magnetic resonance gyro | Physics | 39 | Expired |
| US6360602B1 | Method and apparatus reducing output noise in a digitally rebalanced accelerometer | Electricity | 28 | Expired |
| US5570304A | Method for thermal modeling and updating of bias errors in inertial navigation instrument outputs | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5682241A | Method and apparatus for overcoming cross-coupling in a fiber optic gyroscope employing overmodulation | Physics | 24 | Expired |
| US6175807A | Temperature compensation method for strapdown inertial navigation systems | Physics | 22 | Expired |
| US5422817A | Strapdown inertial navigation system using high order | Physics | 20 | Expired |
| US5890093A | Sculling compensation in strapdown inertial navigation systems | Physics | 17 | Expired |
| US5208653A | Multioscillator ring laser gyroscope adaptive digitally controlled cavity length control system | Physics | 16 | Expired |
| US6760111B1 | Digital phase modulator | Physics | 16 | Expired |
| US5521555A | Ultra low noise optical receiver | Electricity | 15 | Expired |
| US6266583A | System and method for improving the accuracy of pressure altitude determinations in an inertial navigation system | Physics | 13 | Expired |
| US6298287A | System and method of compensating for pressure sensor errors and noise in inertial vertical loop data | Physics | 12 | Expired |
| US6424419B1 | System and method for providing cavity length control of a ring laser gyroscope | Electricity | 12 | Expired |
| US5189488A | Fiber optical gyroscope utilizing orthogonal sequences | Physics | 11 | Expired |
| US5896199A | High efficiency magnetic shield for a fiber optic gyroscope | Physics | 10 | Expired |
| US4634283A | Method and apparatus for reducing quantization error in laser gyro test data through high speed filtering | Physics | 9 | Expired |
| US5828980A | Coning compensation in strapdown inertial navigation systems | Physics | 9 | Expired |
| US6285954A | Compensation system | Physics | 9 | Expired |
| US5684589A | Loop controller for fiber optic gyro with distributed data processing | Physics | 8 | Expired |
| US5822065A | Conically arranged fiber optic gyroscope coils | Physics | 7 | Expired |
| US5074664A | Computer generated cavity length control with automatic gain control for ring laser gyros | Physics | 7 | Expired |
| US6219616A | Method and apparatus for obtaining attitude updates in a strapdown inertial navigation system | Physics | 6 | Expired |
| US6871561B2 | Isolator and assembly configuration | Mechanical Engineering; Lighting; Heating | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.