Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6949495 | Cleaning solution for removing residue | Mizuki Suto, Tohru Nonaka, Seiji Tono | 2005-09-27 |
| 6197733 | Photoresist ashing residue cleaning agent | Yoshifumi Yamashita, Toru Nonaka | 2001-03-06 |