Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6667416 | Method and apparatus for producing polyester polyol, polyester polyol and polyurethane foam | Kouichi Murayama, Katsumi Inaoka | 2003-12-23 |
| 6660236 | Apparatus for decomposition and recovery of polyurethane resin | Katsuhisa Kodama, Kouichi Murayama, Fumihiko Kasuya, Yoshiyuki Nagase, Masaaki Nakata +1 more | 2003-12-09 |
| 6515036 | Method of decomposing a polyurethane | Koichi Murayama, Katsuhisa Kodama | 2003-02-04 |