Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8061820 | Ring electrode for fluid ejection | Mats G. Ottosson, Paul A. Hoisington | 2011-11-22 |
| 7871221 | Delineating pole having an anchoring base and spring cartridge for snow based applications | Steven H. Barss | 2011-01-18 |