Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332620 | Thermoplastic polyester series resin foamed material and production process thereof | Norio Amano, Takaaki Hirai, Takeshi Taki, Masatoshi Ishibashi | 1994-07-26 |
| 5286428 | Polypropylene resin foamed sheet for thermoforming and process for producing the same | Tsuneo Doi, Kiyotaka Matsuoka | 1994-02-15 |