Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6019068 | Method and apparatus for injection of NO.sub.x reducing agent | York Tsuo, Yam Y. Lee | 2000-02-01 |
| 5820838 | Method and an apparatus for injection of NO.sub.x reducing agent | York Tsuo, Yam Y. Lee | 1998-10-13 |