Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5645928 | Heat insulation panels manufactured from modified polyisocyanurate foams | Noboru YOSHIDA, Kiyotake Morimoto, Satoshi Nakamura | 1997-07-08 |
| 5627220 | Process of the preparation of modified polyisocyanurate foams for heat insulation materials | Noboru YOSHIDA, Kiyotake Morimoto, Satoshi Nakamura | 1997-05-06 |