Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8091991 | Continuous printhead gas flow duct including drain | Michael S. Hanchak, Kevin P. Egan, David Nelson, Joseph E. Yokajty | 2012-01-10 |
| 5463415 | Four inch print engine module | James D. McCann | 1995-10-31 |
| 5394177 | Four inch fluid system | James D. McCann, Russell L. Bartley, Randy D. Vandagriff | 1995-02-28 |
| 5241189 | Ink concentration sensor for maintaining dye concentration in an ink jet printer | Randy D. Vandagriff, Robert J. Simon, Russell L. Bartley | 1993-08-31 |
| 4639738 | Ink level detection system for ink jet printing apparatus | Lawrence R. Young, Gregory J. Sexton, Brian D. Bradley | 1987-01-27 |