Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8545789 | Method for manufacturing hydroxylamine | Cheng-Fa Hsieh, Yi-Bau Hung | 2013-10-01 |
| 8153092 | Method for manufacturing hydroxylamine | Cheng-Fa Hsieh, Yi-Bau Hung | 2012-04-10 |
| 7892512 | Method for manufacturing hydroxylamine | Cheng-Fa Hsieh, Yi-Bau Hung | 2011-02-22 |
| 7381843 | Method for preparing hydroxylamine | Shou-Li Luo | 2008-06-03 |