Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7929129 | Inspection systems for glass sheets | David A. Berg, Jacques Gollier | 2011-04-19 |
| 5978334 | Sampling timing for a reflected write signal | Jeffrey T. Klaus | 1999-11-02 |
| 5903537 | Direct read during mark formation for laser power correction | Edward Charles Gage, Roger A. Hajjar, Steven C. Dohmeier | 1999-05-11 |
| 5859830 | Dynamic tracking control in an optical recording system by diffraction-based mark formation detection | James A. Barnard | 1999-01-12 |
| 5828630 | Diffraction-based direct read during write using magneto-optic recording media | Edward Charles Gage, Steven C. Dohmeier, James A. Barnard | 1998-10-27 |
| 5784348 | Phase detected direct read during write | Roger A. Hajjar, Edward Charles Gage, Steven C. Dohmeier | 1998-07-21 |
| 5726965 | Intersymbol interference detection in an optical recording system using a reflected write signal | Roger A. Hajjar, Jeffrey T. Klaus | 1998-03-10 |
| 5675568 | Laser power control in an optical recording system to compensate for variations in mark length resulting from a wobbled groove | Roger A. Hajjar, James E. Durnin | 1997-10-07 |
| 5646919 | Dynamic tracking control in an optical recording system by sensing mark formation | Roger A. Hajjar | 1997-07-08 |
| 5629921 | Level detector for detecting a voltage level of a signal | Jeffrey T. Klaus | 1997-05-13 |
| 5561645 | Method and apparatus for focusing a recording light beam on a recording medium | Daniel L. Nelson, Gerald J. Smart | 1996-10-01 |
| 5495466 | Write verification in an optical recording system by sensing mark formation while writing | Steven C. Dohmeier, Jeffrey T. Klaus, Michael E. Meichle | 1996-02-27 |
| 5446716 | Laser power control in an optical recording system to compensate for multiple system degradations | James A. Perconti, Gerald J. Smart, Peter J. Spyra | 1995-08-29 |
| 5440534 | Method and apparatus for maintaining a recording light beam in an on-track position on a recording medium | Daniel L. Nelson, Gerald J. Smart | 1995-08-08 |
| 5436880 | Laser power control in an optical recording system using partial correction of reflected signal error | Gerald J. Smart, Peter J. Spyra | 1995-07-25 |
| 5319731 | Fiber-optic array of limited acceptance angle | — | 1994-06-07 |
| 5256868 | Contact scanners for scanning images of an illuminated film onto a photosensor array | Martin C. Kaplan, James R. Milch | 1993-10-26 |