Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616409 | Method of designing an Impeller blade | Phep Xuan Nguyen, Chalmers R. Jenkins, Jr. | 2003-09-09 |
| 6565334 | Axial flow fan having counter-rotating dual impeller blade arrangement | Phep Xuan Nguyen, Chalmers R. Jenkins, Jr., Scott Frankel | 2003-05-20 |