Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742337 | Waste heat recovery system | Duane Bergmann | 2004-06-01 |
| 6716269 | Centrifuge and cascade for the separation of gases | Emilio Graff | 2004-04-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742337 | Waste heat recovery system | Duane Bergmann | 2004-06-01 |
| 6716269 | Centrifuge and cascade for the separation of gases | Emilio Graff | 2004-04-06 |