Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11962118 | Ultraviolet filter for ring laser gyroscope mirrors | Randy J. Ramberg, Lance Vrieze, Dean Johnson | 2024-04-16 |
| 11385057 | Extra thick ultraviolet durability coating | Dean Johnson, Randy J. Ramberg | 2022-07-12 |
| 6516018 | Corrosive resistant plated electrode for a RLG | — | 2003-02-04 |
| 6259528 | Extending RLG lifetime by maintaining low level oxygen impurity background | Timothy J. Callaghan, Lawrence B. Ehlert, Joseph E. Killpatrick | 2001-07-10 |
| 6108358 | Apparatus for minimizing the effects of laser intensity reduction at cold temperatures in ring laser gyros | Stephen M. Baker, Timothy J. Callaghan, Lloyd W. Priddy | 2000-08-22 |
| 6067160 | Enchancing path length resets in a ring laser gyro | Andrew J. Karpinski, Jr., Timothy J. Callaghan | 2000-05-23 |
| 5926274 | Very low expansion radiation hardened transmission medium | Ronald W. Shovan, Timothy J. Callaghan | 1999-07-20 |
| 5867269 | RLG mirror conditioning and cathode oxidation process | Timothy J. Callaghan, Rodney H. Thorland | 1999-02-02 |
| 5818591 | Tailoring the RLG mirror lifetime by changing the mirror to plasma distance spacing | Timothy J. Callaghan, Rodney H. Thorland | 1998-10-06 |
| 5801377 | Reducing dither induced errors from path length control resets in a ring laser gyro | Andrew J. Karpinski, Jr., Timothy J. Callaghan | 1998-09-01 |
| 5434670 | Laser gyro screening method for predicting angular random walk | Timothy J. Callaghan | 1995-07-18 |
| 5402232 | Sample and hold control method and apparatus for improved scale factor linearity | Andrew J. Karpinski, Jr. | 1995-03-28 |
| 5153532 | Noise generator using combined outputs of two pseudo-random sequence generators | Timothy J. Callaghan, William Rasmussen, Robert A. Pajak | 1992-10-06 |
| 5148076 | Apparatus for thermal tuning of path length control drivers | Timothy J. Callaghan, Bruce A. Seiber, Theodore A. Toth, Robert Derry, Theodore J. Podgorski | 1992-09-15 |