Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5555237 | Contamination detection apparatus and method using write power calibration values | Bryan A. Cassels, James J. Dente, Andrew A. Gaudet, Daniel J. Winarski | 1996-09-10 |
| 5535286 | Error detection in seismic data | John Bryan Ibbotson, John Michael Knapman, Colin Leonard Bird, Sydney George Chapman | 1996-07-09 |
| 5272692 | Data storage member having areas in which intensity-modulated signals are overlaid with magneto-optically recorded signals | Morovat Tayefeh | 1993-12-21 |
| 5090002 | Positioning systems employing velocity and position control loops with position control loop having an extended range | William W. Chow, Alan A. Fennema, Ronald James Kadlec | 1992-02-18 |
| 5050144 | Recording intensity modulated signals and polarization-modulated optical signals in the same area of a storage member | Morovat Tayefeh | 1991-09-17 |
| 5038333 | Positioning systems including reliable track crossing detection for high speed relative motions | William W. Chow, Alan A. Fennema, Benjamin C. Fiorino, Ronald James Kadlec, Spencer D. Roberts | 1991-08-06 |
| 4914725 | Transducer positioning servo mechanisms employing digital and analog circuits | Karl A. Belser, Paul J. Dounn, Ronald James Kadlec, Spencer D. Roberts | 1990-04-03 |
| 4833484 | Earth terminal for satellite communication | David Garrood, Roger Crawshaw, Frank A. Dutton | 1989-05-23 |