Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559604 | Method for forming a non-photosensitive pixel-defining layer on an OLED panel | Yih Chang | 2003-05-06 |
| 6456358 | Surface-treatment apparatus for forming a photoresist-isolating wall on a panel | — | 2002-09-24 |
| 6393716 | Method and apparatus for transporting substrates in OLED process | Yih Chang, Jung-Lung Liu, Chih-Jen Yang, Chih-Ming Kuo, Jih-Yi Wang | 2002-05-28 |
| 6343882 | Apparatus for developing a pixel-defining layer of an organic light emitting diode | Yih Chang | 2002-02-05 |