Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6199281 | Method of preparing a hearth roll with a coating | Yuh-Wen Lee, Wei-Jieh Chang, Wei-Deam Shiau, Zhong-Ren Wu, Tsong-Jen Yang +1 more | 2001-03-13 |
| 5976636 | Magnetic apparatus for arc ion plating | Ming-Sheng Leu, Yuh-Wen Lee, Shau-Yi Chen, Wei-Jieh Chang, Shinn-Cherng Huang +1 more | 1999-11-02 |