Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8558649 | Electromagnetic contact device | Kouetsu Takaya, Koji Okubo, Yasuhiro Naka, Kenji Suzuki | 2013-10-15 |
| 8466761 | Polarized electromagnet | Yasuhiro Naka, Koji Okubo, Kouetsu Takaya, Kenji Suzuki | 2013-06-18 |
| 8378767 | Electromagnetic contact device | Koji Okubo, Koetsu Takaya, Yasuhiro Naka | 2013-02-19 |
| 8350647 | Electromagnetic contact device | Kouetsu Takaya, Koji Okubo, Yasuhiro Naka, Kenji Suzuki | 2013-01-08 |
| 8324994 | Riversible electromagnetic contactor | Yasuhiro Naka, Koji Okubo, Kouetsu Takaya, Kenji Suzuki | 2012-12-04 |
| 8289111 | Electromagnetic contactor | Yasuhiro Naka, Koji Okubo, Kouetsu Takaya, Kenji Suzuki | 2012-10-16 |
| 8274346 | Electromagnetic contact device | Kouetsu Takaya, Koji Okubo, Yasuhiro Naka, Kenji Suzuki | 2012-09-25 |
| 8093973 | Movable contact holder of electrical apparatus and assembling method of the movable contact holder | Kouetsu Takaya, Koji Ohkubo, Yasuhiro Naka, Kenji Suzuki | 2012-01-10 |
| 6459355 | Thermal overload relay | Yukinari Furuhata, Fumihiro Morishita, Naoki Fukaya, Teruhisa Okutsu | 2002-10-01 |