Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7062879 | Security gate | Joseph F. Wenzl, Peter M. Hines, Robert W. Keyes, Ronald A. Harrow, Jeffrey W. Mote | 2006-06-20 |
| 5982479 | Method for calibrating a tilt inspection system and reference disk assembly for use therein | Matthew P. Frazer | 1999-11-09 |
| 5955855 | Method and system for tuning a drive to its coupled motor to minimize motor resonance and sensing device for use therein | Raymond Mailhot | 1999-09-21 |
| 5815255 | Method and system for measuring deflection angle of a beam of light reflected from a disk to determine tilt of the disk | Matthew P. Frazer, Yongxing Wang | 1998-09-29 |