Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE48554 | Air gun system and method | Paul Mark Guglielmi | 2021-05-18 |
| 9757777 | Cleaning systems and methods | Paul Mark Guglielmi | 2017-09-12 |
| 9591956 | Air gun system and method | Paul Mark Guglielmi | 2017-03-14 |
| 8308279 | Sealing device for fluid reservoir | Douglas H. Pearson, Charles E. Follett, Mark D. Perkins | 2012-11-13 |
| 8172386 | Sealing device for fluid reservoir | Douglas H. Pearson, Charles E. Follett, Mark D. Perkins | 2012-05-08 |
| 8061829 | Printing device fluid reservoir with gripping features | R. Winfield Trafton, Patricia L. Williams | 2011-11-22 |
| 8057028 | Printing device fluid reservoir with gripping features | R. Winfield Trafton, Patricia L. Williams | 2011-11-15 |
| 8052263 | Printing device fluid reservoir with alignment features | R. Winfield Trafton, Steven L. Moore, Dwight J. Petruchik, Mark D. Perkins | 2011-11-08 |
| 8002398 | Ink jet ink cartridge with vented wick | Douglas H. Pearson, Stephen M. Neumann | 2011-08-23 |
| 7967426 | Sealing device for fluid reservoir | Douglas H. Pearson, Charles E. Follett, Mark D. Perkins | 2011-06-28 |
| 7810917 | Printing device fluid reservoir with alignment features | R. Winfield Trafton, Steven L. Moore, Dwight J. Petruchik, Mark D. Perkins | 2010-10-12 |
| 7789500 | Printing device fluid reservoir chassis with alignment features | R. Winfield Trafton, Steven L. Moore, Dwight J. Petruchik, Mark D. Perkins | 2010-09-07 |
| 7735983 | Ink jet ink cartridge with vented wick | Douglas H. Pearson, Stephen M. Neumann | 2010-06-15 |
| 7731335 | Data storage device mounting arrangement for printing device | R. Winfield Trafton, Mark D. Perkins | 2010-06-08 |
| 7690774 | Printing device fluid reservoir with gripping features | R. Winfield Trafton, Patricia L. Williams | 2010-04-06 |
| 6837576 | Method of filling ink supply bag for ink cartridge | L. Ronald Whitlock | 2005-01-04 |
| 6830323 | Restricting flash spread when welding housing halves of cartridge together | Mark D. Perkins | 2004-12-14 |
| 6773098 | Method of filling ink supply bag for ink cartridge | Kenneth D. Corby, Mark D. Perkins | 2004-08-10 |
| 6755501 | Alternative ink/cleaner cartridge | Mark D. Perkins, Kenneth D. Corby | 2004-06-29 |
| 6725888 | Method of accurately filling and degassing a pouch | Edward B. Richter, L. Ronald Whitlock, Gary Edward Merz, John C. Green | 2004-04-27 |
| 6722400 | Apparatus for filling and degassing a pouch | Edward B. Richter, L. Ronald Whitlock, Gary Edward Merz, John C. Green | 2004-04-20 |
| 6715864 | Disposable ink supply bag having connector-fitting | Mark D. Perkins, Kenneth D. Corby, Steven J. Dietl | 2004-04-06 |
| 6712459 | Ink cartridge having shielded pocket for memory chip | — | 2004-03-30 |
| 6709093 | Ink cartridge in which ink supply bag held fast to housing | Mark D. Perkins, Kenneth D. Corby, Steven J. Dietl | 2004-03-23 |
| 6705714 | Ink cartridge having ink supply bag filled to less than capacity and folded in cartridge housing | — | 2004-03-16 |