Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6921621 | Positive resist composition of chemical amplification type, resist coated material, method of forming resist pattern, and process for producing semiconductor device | Kazuyuki Nitta, Takeyoshi Mimura, Waki Okubo, Tatsuya Matsumi | 2005-07-26 |