Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347169 | Electrical insulating oil and oil-filled electrical appliances | Atsushi Sato, Naoya Takahashi, Hitoshi Yanagishita | 1982-08-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347169 | Electrical insulating oil and oil-filled electrical appliances | Atsushi Sato, Naoya Takahashi, Hitoshi Yanagishita | 1982-08-31 |