Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542246 | Electrical insulating oil having high oxidation stability and method for production thereof | Atsushi Matsunaga, Sampo Kusayanagi, Yutaka Kato | 1985-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542246 | Electrical insulating oil having high oxidation stability and method for production thereof | Atsushi Matsunaga, Sampo Kusayanagi, Yutaka Kato | 1985-09-17 |