Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665285 | Method for producing a molded foam article with an integral skin | Hiroyuki Yamaji, Yoshikazu Hatakeyama, Yoshiyuki Shida, Atsushi Tamura, Takumi Kitaoka +1 more | 1997-09-09 |
| 5366674 | Process for producing expanded plastics with skin | Hiroyuki Yamaji, Yoshikazu Hatakeyama, Yoshiyuki Shida, Atushi Tamura, Takumi Kitaoka +1 more | 1994-11-22 |
| 4725492 | Composite heat-insulating material | Takao Yazaki, Satoru Hattori, Kazuhide Hayama, Isao Itoh | 1988-02-16 |
| 4659618 | Composite molded product | Takao Yazaki, Satoru Hattori, Takumi MATSUNO, Nobuhiro Shibuya, Kazuhide Hayama +1 more | 1987-04-21 |
| 4582871 | Thermoplastic resin composition | Masataka Noro, Takao Yazaki, Satoru Hattori | 1986-04-15 |
| 4567089 | Thermoforming propylene polymer laminated sheet | Satoru Hattori, Takao Yazaki, Koji Nishida, Hideki Hattori, Kazumasa Fujimura | 1986-01-28 |
| 4567097 | Composite heat-insulating material | Takao Yazaki, Takumi MATSUNO, Kazuhide Hayama, Isao Ito, Yukio Saito | 1986-01-28 |
| 4500597 | Composite heat-insulating material and process for the production thereof | Takao Yazaki, Satoru Hattori, Kazuhide Hayama, Isao Itoh | 1985-02-19 |