Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7445321 | Ink-jet cartridge removal device | Dennis M. Lengyel | 2008-11-04 |
| 7399052 | Renovated ink jet cartridge and method of renovating | Carl W. Holland, William F. Schumacher | 2008-07-15 |
| 7380919 | Protector for an inkjet cartridge and method of using the same | William A. Putman | 2008-06-03 |
| 7159977 | Transport protector for an inkjet cartridge | William A. Putman | 2007-01-09 |
| 6923530 | Fused filter screen for use in ink jet cartridge and method of assembling same | Patrick D. Carter, Bruce S. Jones | 2005-08-02 |
| 6874875 | Ink cartridge with compressed ink absorbing member therein | Bruce S. Jones | 2005-04-05 |
| 6846070 | Pressurized ink filling method for dual compartment ink-jet cartridge used in ink-jet printer | Bruce S. Jones, Carl Massey, Patrick D. Carter, William A. Putman | 2005-01-25 |
| 6814433 | Base aperture in ink jet cartridge with irregular edges for breaking surface tension of the ink | William A. Putman | 2004-11-09 |
| 6776477 | Mechanical seal cap for ink-cartridge | William A. Putman | 2004-08-17 |
| 6742879 | Dual chamber ink-jet cartridge | Bruce S. Jones, Patrick D. Carter, William A. Putman | 2004-06-01 |
| 6742880 | Dual chamber cartridge | Bruce S. Jones, Patrick D. Carter, William A. Putman | 2004-06-01 |
| 6682183 | Seal member for ink jet cartridge | Bruce S. Jones | 2004-01-27 |
| 6682184 | Septum seal plug used in inkjet cartridge | Carl Massey, Patrick D. Carter, William A. Putman, Bruce S. Jones | 2004-01-27 |
| 6666552 | Diaphragm/check valve used in inkjet cassette to air removal for extended life storage | Bruce S. Jones, William A. Putman | 2003-12-23 |
| 6659599 | Maximum liquid level in dual chamber ink-jet cartridge to control head pressure effect on ink containing porous member in an ink-jet printer | William A. Putman | 2003-12-09 |