Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936223 | Chemical indicator | Thomas G. Lippold, Nitu Kohli, Henry K. Hui, Szu-Min Lin | 2005-08-30 |
| 6410338 | Method of indicating an oxidizing agent | Thomas G. Lippold, Nitu Kohli, Henry K. Hui, Szu-Min Lin | 2002-06-25 |