Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4996487 | Apparatus for detecting failure of thermal heaters in ink jet printers | Ray A. McSparran, William S. Moore | 1991-02-26 |
| 4929100 | Taut band piezoelectric actuator for wire matrix printing elements | William Alexander LeMay PATTERSON, Dien H. Tong | 1990-05-29 |