Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922994 | Apparatus for pouring molten steel into a mold in continuous casting of steel | Ryuichi Maeda | 1990-05-08 |
| 4661191 | Method for bonding a color separation filter | Masaru Kamio, Shigeharu Iijima, Satoshi Yoshihara | 1987-04-28 |