Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960618 | Preparation method for rigid polyurethane foam | Yoshiyuki Ohnuma, Hideki Tosaki | 2005-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6960618 | Preparation method for rigid polyurethane foam | Yoshiyuki Ohnuma, Hideki Tosaki | 2005-11-01 |