Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413461 | Process for producing multilayer molded article | Nobuhiro Usui | 2002-07-02 |
| 6382949 | Metal mold for producing a synthetic resin molded product in a compression-molding method | Masahito Matsumoto, Nobuhiro Usui | 2002-05-07 |
| 6334504 | Molded foam resin, process for forming the same and speaker diaphragm consisting of the same | Masatoshi Sato, Jiro Nakazono | 2002-01-01 |