Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767320 | Laser endoscope with safety device | Richard Farkas, Terrance Boyd | 2004-07-27 |
| 5191585 | Computer networking method | — | 1993-03-02 |
| 5057829 | Computer networking apparatus | — | 1991-10-15 |
| 4498129 | Method and apparatus for normalizing servo-positioning signals | — | 1985-02-05 |
| 4464634 | Audio power amplifier | — | 1984-08-07 |
| 4462053 | Method for controlling a disc head | Francis Lum, Bruce D. Graham, Samuel N. Irwin | 1984-07-24 |
| D270348 | Integrated disc and tape recorder drive unit | Samuel N. Irwin, Otto R. Butsch, Francis Lum | 1983-08-30 |
| D270055 | Combined disc and tape drive | Samuel N. Irwin, Otto R. Butsch, Francis Lum | 1983-08-09 |
| 4311399 | Method and apparatus for setting and varying margins and line spacing on data printers | William Wegryn | 1982-01-19 |
| 4305674 | Lateral position control means for data printer heads | — | 1981-12-15 |
| 4195938 | Lateral position control means for data printer heads | — | 1980-04-01 |