Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669965 | Multi-layer extrusion die | — | 1987-06-02 |
| 4659786 | Low modulus thermoplastic elastomeric polyester-polysiloxane block copolymers | Michio Kawakami, Yoshima Araki, Hidetoshi Oikawa, Michio Nakanishi, Makoto Hosotani | 1987-04-21 |
| 4290994 | Method of molding hollow bodies | Yoshiharu Kikuzawa | 1981-09-22 |
| 4185954 | Die for extruding tubes composed of a plurality of layers | Yoshiharu Kikuzawa | 1980-01-29 |