Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269977 | Method of manufacturing a foam transparent organic glass plate | Sumio Nakahashi, Erika Hagiyama, Takao Iino | 1993-12-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5269977 | Method of manufacturing a foam transparent organic glass plate | Sumio Nakahashi, Erika Hagiyama, Takao Iino | 1993-12-14 |