Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6910245 | Upright vacuum cleaner with cyclonic air path | Rich Eisenmenger, Len Hampton, Christer Kontio | 2005-06-28 |
| 6896061 | Multiple zones frac tool | Iosif Hriscu, Don S. Folds, Gregory W. Vargus, John T. Brandell | 2005-05-24 |