Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8742284 | Steam plasma torch | Heng-Yi Li, Chin-Ching Tzeng | 2014-06-03 |
| 8353394 | Continuous constant-rate feeding system | How-Ming Lee, Chin-Ching Tzeng | 2013-01-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8742284 | Steam plasma torch | Heng-Yi Li, Chin-Ching Tzeng | 2014-06-03 |
| 8353394 | Continuous constant-rate feeding system | How-Ming Lee, Chin-Ching Tzeng | 2013-01-15 |