Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7790477 | Apparatus and method for cleaning glass substrates using a cool hydrogen flame | David Tee Liang, Sau Ngen Chen | 2010-09-07 |
| 7575715 | Methods for sterilizing medical devices using a hydrogen surface-mixed diffusion flame | David Tee Liang, Joo Hwa Tay, Dong Li | 2009-08-18 |
| 7504267 | Apparatus and method for cleaning glass substrates using a cool hydrogen flame | David Tee Liang, Sau Ngen Chen | 2009-03-17 |