Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4433020 | Sheet-like material, heat-insulating material derived therefrom and methods of manufacturing same | Hiroshi Narukawa, Yasuhira Takeuchi, Osamu Ohara | 1984-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4433020 | Sheet-like material, heat-insulating material derived therefrom and methods of manufacturing same | Hiroshi Narukawa, Yasuhira Takeuchi, Osamu Ohara | 1984-02-21 |