Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900976 | Material and assemblies for tensioned foil shadow masks | Hua-Sou Tong | 1990-02-13 |
| 4854906 | Material, and assemblies for tensioned foil shadow masks | Hua-Sou Tong | 1989-08-08 |