Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12218482 | Laser beam generation device and laser processing apparatus including the same | Yoshimichi SAITO, Hiroshi Ikarashi, Shingo Tsuda, Hideyasu Machii, Masato Matsubara | 2025-02-04 |
| 11658089 | Semiconductor device | Shota Sato, Kenta FUJII, Takashi Kumagai | 2023-05-23 |
| 9935551 | Switching circuit including serially connected transistors for reducing transient current at time of turning off, and power supply circuit provided therewith | Kohtaroh Kataoka, Takeshi Shiomi, Hiroki Igarashi, Akihide Shibata, Hiroshi Iwata | 2018-04-03 |
| 9831756 | Switching power supply device, and inverter, converter, air conditioner, solar power controller, and automobile employing same | Kenji Komiya, Akihide Shibata, Hiroshi Iwata | 2017-11-28 |
| 9793793 | Power factor correction circuit and power supply device | Kohtaroh Kataoka, Masaru Nomura, Hiroki Igarashi, Akihide Shibata, Hiroshi Iwata +1 more | 2017-10-17 |
| 9755498 | Semiconductor device, and inverter, converter and power conversion device employing the same | Akihide Shibata, Hiroshi Iwata | 2017-09-05 |
| 9698710 | Solar energy utilization system | Kohtaroh Kataoka, Masaru Nomura, Takeshi Shiomi, Akihide Shibata, Hiroshi Iwata | 2017-07-04 |
| 9660513 | Switching device | Kohtaroh Kataoka, Masaru Nomura, Takeshi Shiomi, Akihide Shibata, Hiroshi Iwata | 2017-05-23 |
| 9627973 | Switching power supply device, and inverter, converter, and solar power controller including same | Akihide Shibata, Kohtaroh Kataoka, Takeshi Shiomi, Hiroki Igarashi, Hiroshi Iwata | 2017-04-18 |
| 9590617 | Semiconductor device, and inverter, converter and power conversion device employing the same | Kenji Komiya, Kohtaroh Kataoka, Masaru Nomura, Yoshiji Ohta, Hiroshi Iwata | 2017-03-07 |
| 8040483 | Semiconductor device, display device and mobile device | Takeshi Shiomi, Hiroshi Iwata | 2011-10-18 |