Patent US 4855724A
| Patent number | US 4855724A (click link for details and documents via Google Patents) |
|---|---|
| Title | Color filter grouping for addressing matrixed display devices |
| Inventors | Kei-Wean C. Yang |
| Company | Tektronix Inc |
| Filing date | 1987-03-23 |
| Grant date | 1989-08-08 |