Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698154 | Method for charging molding material in elastic molding die | Hiroshige Kohno, Satoru Hamada, Osamu Tsuchiya, Akinori Watanabe, Atsushi Sato | 1997-12-16 |
| 5500178 | Method of manufacturing hollow molded articles | Toshihiro Hayashi, Hiroshige Kohno, Akinori Watanabe | 1996-03-19 |
| 5470608 | Surface coating agent and surface coating method for elastic molding die | Akinori Watanabe, Atsushi Sato, Hiroshige Kohno, Kenji Ikeda, Yujiro Iwasaki | 1995-11-28 |
| 5332190 | Elastic molding die | Akinori Watanabe, Tsuguyo Ando, Atsushi Sato | 1994-07-26 |