SF

Shun Fukushima

Rohm Co.: 20 patents #103 of 2,292Top 5%
Overall (All Time): #217,994 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12166419 Control circuit of boost DC-DC converter, power supply circuit, and electronic device Tomohisa Shinozaki, Tsutomu Ishino 2024-12-10
12149164 Control circuit and power supply circuit of DC/DC converter, and electronic equipment Tomohisa Shinozaki 2024-11-19
12081125 Control circuit of DC/DC converter, power supply circuit, and electronic device Tomohisa Shinozaki, Tsutomu Ishino 2024-09-03
12015349 Switching circuit, DC/DC converter, and control circuit thereof 2024-06-18
11996766 Power supply device 2024-05-28
11527297 Semiconductor device and memory abnormality determination system 2022-12-13
11482933 Switching power supply device Yosuke Fukumoto 2022-10-25
11463003 Power supply control device to discharge an output voltage at a time of enable instantaneous interruption Yosuke Fukumoto 2022-10-04
11368093 Switching power supply device Yosuke Fukumoto 2022-06-21
11196343 DC-DC converter Yuhei Yamaguchi 2021-12-07
11050348 Semiconductor device 2021-06-29
10965206 Step-up/down DC-DC converter 2021-03-30
10910026 Clock generation circuit, switching power supply device, and semiconductor device Takehiro Yoshida 2021-02-02
10892681 DC-DC converter operable to perform current-mode control output feedback control Yuhei Yamaguchi 2021-01-12
10879811 Switching power supply device and semiconductor device Yosuke Fukumoto 2020-12-29
10651846 Driver circuit and switching regulator Kazuhiro Murakami 2020-05-12
10643678 Clock generation circuit, switching power supply device, and semiconductor device Takehiro Yoshida 2020-05-05
10594305 Oscillator 2020-03-17
10320292 Phase compensation circuit and DC/DC converter using the same Shingo Hashiguchi, Tetsuo Tateishi 2019-06-11
9685858 DC/DC converter, control circuit and control method thereof, and electronic apparatus Osamu Yanagida 2017-06-20