Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5789136 | Negative-working photoresist composition | Mitsuru Sato, Katsumi Oomori, Kiyoshi Ishikawa, Etsuko Iguchi | 1998-08-04 |
| 5700625 | Negative-working photoresist composition | Mitsuru Sato, Katsumi Oomori, Kiyoshi Ishikawa, Etsuko Iguchi | 1997-12-23 |