Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 | Kesanao Kobayashi | 1994-05-03 |