Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10347452 | Polarized DC electromagnetic device and electromagnetic contactor using same | Takashi Tsutsumi, Masaaki Watanabe, Hideki Daijima | 2019-07-09 |
| 10297407 | Electromagnetic contactor | Takashi Tsutsumi, Masaaki Watanabe, Hideki Daijima | 2019-05-21 |
| 10269518 | Electromagnetic contactor | Takashi Tsutsumi, Masaaki Watanabe, Hideki Daijima | 2019-04-23 |
| 10026576 | DC operated polarized electromagnet and electromagnetic contactor using the same | Takashi Tsutsumi, Masaaki Watanabe, Hideki Daijima | 2018-07-17 |
| 9887054 | Electromagnetic contactor having snap-fit section coupling frames | Takashi Tsutsumi, Masaaki Watanabe, Hideki Daijima | 2018-02-06 |
| 9819157 | Rail attachment apparatus for electrical device | Takashi Tsutsumi, Masaaki Watanabe, Hideki Daijima, Takashi Shizuka | 2017-11-14 |
| 9721741 | Electromagnetic contactor | Masaaki Watanabe, Hideki Daijima, Takashi Tsutsumi | 2017-08-01 |