Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632913 | Method for producing liquid urethane prepolymer and resin composition | Yasuhiro Matsumoto, Hiroki Tanaka | 2003-10-14 |
| 6593419 | Polyurethane resin and method for producing the same, resin composition and sheet-form article | Hiroki Tanaka, Shigetoki Nishino | 2003-07-15 |