Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6802997 | Method of manufacturing rigid polyurethane foam material, method of manufacturing refrigerator, and refrigerator | Kazutaka Uekado | 2004-10-12 |
| 6660779 | Method of manufacturing rigid polyurethane foam material, method of manufacturing refrigerator, and refrigerator | Kazutaka Uekado | 2003-12-09 |