Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9708528 | Robust photochromic compounds with silicon- or phosphorus-containing heterocyclic ring and the production thereof | Vivian Wing-Wah Yam, Jacky Chi-Hung Chan, Hok-Lai Wong | 2017-07-18 |