Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5081086 | Solid phosphoric acid catalyst | Tai-Hsiang Chao | 1992-01-14 |
| 5059737 | Catalytic condensation process | Tai-Hsiang Chao, Mark R. Ford, Andrzej Z. Ringwelski | 1991-10-22 |
| 4946815 | Solid phosphoric acid catalyst | Tai-Hsiang Chao, Mark R. Ford, Andrzej Z. Ringwelski | 1990-08-07 |
| 4912279 | Solid phosphoric acid catalyst | Tai-Hsiang Chao | 1990-03-27 |