Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6156477 | Polymers and chemically amplified positive resist compositions | Osamu Watanabe, Satoshi Watanabe, Shigehiro Nagura, Toshinobu Ishihara | 2000-12-05 |
| 5849461 | Chemically amplified positive resist composition | Jun Hatakeyama, Shigehiro Nagura, Takeshi Nagata, Toshinobu Ishihara | 1998-12-15 |
| 5750309 | Chemically amplified positive resist composition | Jun Hatakeyama, Shigehiro Nagura, Takeshi Nagata, Toshinobu Ishihara | 1998-05-12 |
| 5494991 | Polyimides and processes for preparing the same | Ichiro Kaneko, Atushi Sugitani, Masahiro Yuyama | 1996-02-27 |
| 5478914 | Polyimides and processes for preparaing the same | Ichiro Kaneko, Atushi Sugitani, Masahiro Yuyama | 1995-12-26 |