Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7990573 | User-adjustable mechanism for extracting full color information from two-color ink definitions | Steven Livengood, Mark Gaines, Thomas Horton | 2011-08-02 |
| 7616342 | Mechanism for allowing content-independent imaging date stream object usage | Thomas Horton, Mark Gaines, Steven Livengood | 2009-11-10 |
| 7505171 | Full user-intent color data stream imaging methods and systems | Thomas Horton, Mark Gaines, Steven Livengood | 2009-03-17 |
| 5153739 | Ink catalog for a two color printer | Mark Gaines | 1992-10-06 |
| 5134493 | Ink language for a two color printer | Joanne M Tagami | 1992-07-28 |
| 4527012 | Communications switching system with modular switching communications peripheral and host computer | Jerome S. Caplan, James W. Delmege, Christine Navarro | 1985-07-02 |