Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6713225 | 1,2-Naphthoquinone-2-diazidesulfonate ester photosensitive agent, method for producing the photosensitive agent, and photoresist composition | Hirotada Iida, Miharu Suwa, Yuichi Hagiwara, Katsumi Tada, Tsuneaki Miyazaki | 2004-03-30 |