Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7726661 | Pressure balanced shaft seal assembly | David C. Orlowski | 2010-06-01 |
| 7631878 | Shaft seal assembly | David C. Orlowski | 2009-12-15 |
| 7396017 | Shaft seal assembly | David C. Orlowski | 2008-07-08 |