Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8925781 | Utility marker setter | — | 2015-01-06 |
| D700858 | Utility marker | — | 2014-03-11 |
| 6802278 | Marker setting device and marker | Edward J. Kreul, Stephen M. Miller | 2004-10-12 |
| 6435129 | Marker setting device and marker | Edward J. Kreul, Stephen M. Miller | 2002-08-20 |
| D456294 | Utility marker | Edward J. Kreul, Stephen M. Miller | 2002-04-30 |
| 5199011 | Apparatus for attenuating optical crosstalk induced components of a focus error signal in an optical disk drive | Gregory Hofer | 1993-03-30 |
| 5113384 | Focus capture method for magneto-optic disk drives | Gregory Hofer | 1992-05-12 |
| 4942564 | Servo system gain compensation method for magneto-optic disk drives | Gregory Hofer | 1990-07-17 |
| 4937440 | System and method for beam farfield shift focus compensation | Gregory Hofer | 1990-06-26 |
| 4914645 | Optical disk tracking and seeking systems and specific track formats using servo areas | Kurt W. Getreuer, Johannes J. Verboom, David L. Schell, David E. Lewis, Gregory Hofer +3 more | 1990-04-03 |