Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637443 | Process for producing patterned resin films which includes pretreatment with water soluble salt aqueous solution prior to film development | Yasuhiro Yoshida, Shigeru Kubota, Kenichiro Ishibashi | 1997-06-10 |