Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8063620 | Switching power supply device and semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2011-11-22 |
| 8044520 | Semiconductor device | Noboru Akiyama, Takayuki Hashimoto, Masaki Shiraishi, Tetsuya Kawashima, Nobuyoshi Matsuura | 2011-10-25 |
| 7902799 | Switching power supply device and semiconductor integrated circuit | Kyoichi Hosokawa, Ryotaro Kudo, Toshio Nagasawa | 2011-03-08 |
| 7898232 | Voltage clamp circuit, a switching power supply device, a semiconductor integrated circuit device, and a voltage level conversion circuit | Ryotaro Kudo | 2011-03-01 |