Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4916165 | Heat-foamable crosslinked propylene resin composition in the form of a melt-shaped sheet structure | Takashi Hashimoto | 1990-04-10 |
| 4870114 | Heat-foamable crosslinked propylene resin composition in the form of a melt-shaped sheet structure | Takashi Hashimoto | 1989-09-26 |