Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4470832 | Gas chromatographic apparatus | Katuo Sugawara, Ictitaro Tani, Hideo Tsukioka, Etsunori Mori | 1984-09-11 |
| 4436654 | Fire-retardant insulating oils | Katsuo Sugawara, Ititaro Tani, Hideo Tsukioka | 1984-03-13 |
| 4402211 | System for monitoring abnormality of oil-filled electric devices | Katuo Sugawara, Ichitaro Tani, Hideo Tsukioka | 1983-09-06 |