Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6029741 | Heating apparatus for a gas container | Kazuo Yokogi | 2000-02-29 |
| 5170308 | Method and system of transformer protection and method and system of detecting a defective winding | Keizo Inagaki, Yoshiaki Matsui, Takafumi Maeda | 1992-12-08 |
| 4772978 | Transformer protection system | Yoshifumi Oura, Kunio Matsuzawa, Kazuyoshi Yoshida, Keizo Inagaki, Hiroyuki Kudo | 1988-09-20 |
| 4620257 | Carrier relay system | Fumio Iwatani, Takao Kubo, Yoshiteru Miki | 1986-10-28 |