Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8065913 | Ink level sensor | William Bruce Weaver | 2011-11-29 |
| 8057008 | Ink conductivity fault tolerant mode | David L. Knierim, Michael Kenneth Oehl | 2011-11-15 |
| 8042895 | Ink conductivity recovery method for an imaging device | Michael Kenneth Oehl | 2011-10-25 |
| 8042927 | Melt reservoir housing | — | 2011-10-25 |
| 7971481 | Circuit design to prevent false level sense readings | David L. Knierim | 2011-07-05 |
| 7967430 | Heated ink delivery system | Chad David Freitag, Roger G. Leighton, Antonio St. Clair Lloyd Williams | 2011-06-28 |
| 7883198 | Rapid response one-way valve for high speed solid ink delivery | Larry E. Hindman, Steven L. Estergreen | 2011-02-08 |