Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313535 | Filter incidence narrow-band infrared spectrometer | Charles Swenson | 2025-05-27 |
| 11624704 | Filter incidence narrow-band infrared spectrometer | Charles Swenson | 2023-04-11 |
| 9513166 | Split field spectral imager | Stephanie W. Sullivan | 2016-12-06 |
| 6791914 | Preformatted guide tracks and co-written control tracks for multichannel optical recording | — | 2004-09-14 |
| 6693872 | Multi-track optical data recording and readout | Alan T. Brewen | 2004-02-17 |
| 6690636 | Preformatting optical recording medium | — | 2004-02-10 |
| 6631492 | Multitrack data recording and read out of recorded multitrack digital data for error correction | — | 2003-10-07 |
| 6442126 | Apparatus for recording and simultaneously reading information recorded on a moveable optical recording medium using objective lens and beam splitter | Eugene Olczak | 2002-08-27 |
| 6353502 | VCSEL field correction | Eugene Olczak | 2002-03-05 |
| 6186266 | Steerable tag axle system | William R. West | 2001-02-13 |
| 5461598 | Balanced focus actuator for an optical storage system | Joseph J. Miceli | 1995-10-24 |
| 5218582 | Magneto-optic readout using a polarization-preserving optical guide | — | 1993-06-08 |
| 5113386 | Focus and tracking error detector apparatus for optical and magneto-optical information storage systems | Frank R. Whitehead | 1992-05-12 |
| 4989189 | Magneto-optic playback apparatus including astigmatic diffracting means | Ingolf Sander | 1991-01-29 |
| 4973832 | Optical head chromatically optimized for self-focusing | Herbert L. Engstrom | 1990-11-27 |
| 4759616 | Method and apparatus for anamorphically shaping and deflecting electromagnetic beams | — | 1988-07-26 |
| 4652945 | Flux sensitive tracking | — | 1987-03-24 |
| 4539573 | Protective construction for optical disk units | Dennis G. Howe | 1985-09-03 |
| 4519061 | Sealed optical disk unit, apparatus and method for debris-suppressed recording | Barton E. Dahneke | 1985-05-21 |
| 4507774 | Optical disc and disc-turntable air flow interface assembly | — | 1985-03-26 |
| 4475183 | Optical disk retrieval methods, media and systems employing digital data of high fractional bandwidth | Dennis G. Howe | 1984-10-02 |
| 4336545 | Optical disc structure, method and apparatus physically optimized for writing and reading with a single wavelength | Dennis G. Howe, Joseph J. Wrobel | 1982-06-22 |