HS

Hisashi Sugie

Rohm Co.: 29 patents #46 of 2,292Top 3%
Overall (All Time): #127,003 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
12348226 Timer circuit 2025-07-01
12278563 Power supply circuit 2025-04-15
12261563 Motor driver circuit for linear motor, positioning device using the same, and hard disk device 2025-03-25
12244252 Motor driver circuit for linear motor, positioning device using the same, and hard disk device 2025-03-04
12218620 Motor driver circuit for linear motor, positioning device using the same, and hard disk device 2025-02-04
12015339 Power supply circuit 2024-06-18
11949363 Motor driver circuit, positioning device and hard disk apparatus using same, and motor driving method 2024-04-02
11949357 Control circuit of three-phase DC motor 2024-04-02
11575307 Drive device 2023-02-07
11211927 Gate driver circuit, motor driver circuit, and hard disk apparatus 2021-12-28
11018607 Motor driver device, semiconductor device, and electronic device including the same 2021-05-25
10862445 Magnetic disk device capable of adjusting frequency of output signals for an in-phase AC current signal inputs 2020-12-08
10855213 Motor driver device and semiconductor device 2020-12-01
10608631 Bridge output circuit, motor driver device and semiconductor device 2020-03-31
9236829 Motor driving circuit and electronic apparatus using the same 2016-01-12
9143108 Variable gain amplifier, current detecting circuit using the same, motor driving circuit and electronic apparatus 2015-09-22
9024558 Bridge output circuit, motor driving device using the same, and electronic apparatus 2015-05-05
8982497 Class-AB amplifier, motor drive device, magnetic disk storage device, and electronic apparatus 2015-03-17
8710878 Output circuit 2014-04-29
8441217 Oscillator circuit with frequency sweep function 2013-05-14
8410738 Semiconductor device 2013-04-02
8390341 Output circuit 2013-03-05
8222846 Output circuit 2012-07-17
8190005 Motor driving circuit and load driving apparatus with pulse width modulation 2012-05-29
8004338 Pulse generator 2011-08-23