Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374493 | Color filter and method of fabricating a color filter | Tetsuya Fukunaga, Toshihiko Koseki, Toshihiro Ueki, Hidemine Yamanaka | 1994-12-20 |
| 5308743 | Positive image-forming process utilizing glass substrate with oxide film of indium-tin alloy, coated with o-quinonediazide photoresist, with etching of the oxide film in the imagewise exposed areas | Nobuaki Matsuda | 1994-05-03 |