Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6485887 | Positive-working photoresist composition | Katsumi Oomori, Hiroto Yukawa, Akiyoshi Yamazaki, Kazuo Tani, Yohei Kinoshita | 2002-11-26 |
| 6340553 | Positive-working photoresist composition | Katsumi Oomori, Hiroto Yukawa, Akiyoshi Yamazaki, Kazuo Tani, Yohei Kinoshita | 2002-01-22 |