Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806432 | Copper-foiled laminated sheet for flexible printed circuit board | Masaru Miyashita, Hitoshi Arai, Yoshimi Ogushi | 1989-02-21 |
| 4456572 | Method for the preparation of a foamed body of a vinyl chloride-based resin composition | Osamu Matsumoto, Kiyoshi Imada | 1984-06-26 |
| 4402893 | Method for the preparation of a cellular foamed body of a vinyl chloride-based resin | Hajime Kitamura, Kiyoshi Imada | 1983-09-06 |