Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6772771 | Decoke enhancers for transfer line exchangers | Haiyong Cai, Michael C. Oballa, Andrzej Krzywicki, Ted Magtanong | 2004-08-10 |
| 5630887 | Treatment of furnace tubes | WILLIAM WAI LIK WONG, Mike C. Oballa | 1997-05-20 |