Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7451553 | Clean room safety shoe article with removal steel toe housing and method for treating the shoe | Jo Wei Dun, Jen Lung Lan, Zheng Sun | 2008-11-18 |
| 6860316 | Material melting device of metal injection molding machine | Hou Wang, Chirn Shun Hsn | 2005-03-01 |
| 6681837 | Air releasing check structure of metal injecting machine | Hou Wang, Chirn Shun Hsn | 2004-01-27 |