Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7790477 | Apparatus and method for cleaning glass substrates using a cool hydrogen flame | David Tee Liang, Tuti Mariana Lim | 2010-09-07 |
| 7504267 | Apparatus and method for cleaning glass substrates using a cool hydrogen flame | David Tee Liang, Tuti Mariana Lim | 2009-03-17 |