Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848225 | Pressure fixing roller and a pressure fixing device | Yutaka Maruyama, Ikuo Fuchi | 1989-07-18 |
| 4840553 | Metal mold structure for molding multi-layer resin | — | 1989-06-20 |
| 4826424 | Lens barrel made by injection molding | Katsuo Kawano | 1989-05-02 |
| 4805991 | Multi-layer resin molded article and method of making the same | Katsuo Kawano, Hidekazu Okajima | 1989-02-21 |