Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691755 | Collapsible ink cartridge | Norman E. Pawlowski, Jr. | 1997-11-25 |
| 5646666 | Back pressure control in ink-jet printing | Robert R. Beeson, Christopher A. Schantz, William J. West | 1997-07-08 |
| 5602577 | Humidifier apparatus for fluid-containing tubes and an improved ink-jet printer utilizing the apparatus | Alan Shibata | 1997-02-11 |