Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5132064 | Foam molding method and mold assembly therefor | Toshio Iwasawa, Takeo Yoshida, Junji Sakata, Kazushige Ebe, Toshihiro Hamaji +1 more | 1992-07-21 |
| 5039291 | Foam molding assembly | Toshio Iwasawa, Takeo Yoshida, Junji Sakata, Kazushige Ebe, Toshihiro Hamaji +1 more | 1991-08-13 |