Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5948592 | Water-soluble photoresist composition | Takateru Asano | 1999-09-07 |
| 5128231 | Negative photoresist composition comprising a photosensitizer of a polyhalogen compound | Toshio Itoh, Miwa Sakata, Yoshio Yamashita, Takateru Asano, Yuuzi Kosuga | 1992-07-07 |
| 4866550 | Magnetic recording and reproducing apparatus with selective loading of different sized magnetic tapes | Keiichi Ohashi, Hajime Nagahashi | 1989-09-12 |