Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12501806 | Display substrate and display device with special-shaped sub-pixel opening | Qingtao He, Xiaochun Yuan, Wenhe Chen, Qiangu Yan, George Wang +2 more | 2025-12-16 | |
| 6439249 | Outdoor umbrella with lighting arrangement | Wilson Linwei Weng | 2002-08-27 | |
| 6359915 | Wavelength-stabilized Bragg laser | Thomas L. Koch | 2002-03-19 | $4,380,000 |
| 6069732 | Semiconductor interferometric optical wavelength conversion device | Thomas L. Koch | 2000-05-30 | $108,778,000 |