Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5953924 | Apparatus, process and system for tube and whip rod heat exchanger | Yao Li, Albert P. Yundt, Jr., Hong Huang | 1999-09-21 |
| 5768894 | Apparatus, process and system for tube and whip rod heat exchanger | Yao Li, Albert P. Yundt, Jr., Hong Huang | 1998-06-23 |