Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6477956 | Ink cartridge with self-closing valve | James Kick | 2002-11-12 |
| 6419351 | Ink cartridge plunger | Rebecca Lawson, James W. Lowry | 2002-07-16 |
| 6334391 | Ink cartridge valve system | Patrick B. Keese | 2002-01-01 |