Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870114 | Heat-foamable crosslinked propylene resin composition in the form of a melt-shaped sheet structure | Zenichi Sasaki | 1989-09-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870114 | Heat-foamable crosslinked propylene resin composition in the form of a melt-shaped sheet structure | Zenichi Sasaki | 1989-09-26 |