Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6543709 | Gravity flow air classifying mill | Ching-Chung Huang | 2003-04-08 |
| 6443376 | Apparatus for pulverizing and drying particulate matter | Ching-Chung Huang, Qingsheng Lin | 2002-09-03 |
| 6375103 | Mill for pulverizing and classifying particulate material | Ching-Chung Huang | 2002-04-23 |