Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669632 | Evacuated heat insulation unit | Takeshi Kuwana, Minoru Morita | 1987-06-02 |
| 4668551 | Evacuated heat insulation unit and method of manufacturing same | Tadayoshi Iwasaki, Takayuki Maeda, Minoru Morita | 1987-05-26 |