Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7675426 | Relay | Tsutomu Takada, Nobuyuki Hidaka | 2010-03-09 |
| 6545575 | Relay and method of manufacture thereof | Michio Hirabayashi, Syuuichi Taga, Yoshiaki Tsurui, Katsuhiro Ikeda, Tsutomu Takada +2 more | 2003-04-08 |
| 4771253 | Operation indicating device for electromagnetic relay | Naruhito Sasaki, Toshiyuki Kasama, Toshio Watanabe | 1988-09-13 |