Inventor
FUJIYAMA TOSHIYA
JP10 patents
⚠️ This page may combine multiple inventors who share the name “FUJIYAMA TOSHIYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
5 patentsUS6803807B2Oct 12, 2004
Negative voltage output charge pump circuit
SHARP KK21 citations91
US7586299B2Sep 8, 2009
Power-supply semiconductor integrated circuit, power-supply semiconductor integrated circuit system, development assisting system for power-supply circuit, and program and storage medium therefor
SHARP KK14 citations83
US6473316B2Oct 29, 2002
Phase control circuit and switching regulator
SHARP KK7 citations72
US6400201B1Jun 4, 2002
Delay circuit and ring oscillator incorporating the same
SHARP KK2 citations59
US9263957B2Feb 16, 2016
Switching power supply circuit and LED illumination device
SHARP KK0 citations34
SHARP SEMICONDUCTOR INNOVATION CORP
3 patentsUS12306161B2May 20, 2025
Detection device and electronic apparatus
SHARP SEMICONDUCTOR INNOVATION CORP0 citations56
US12265013B2Apr 1, 2025
Particle detection sensor and particle detector
SHARP SEMICONDUCTOR INNOVATION CORP0 citations56
US11774345B2Oct 3, 2023
Particle detection sensor and particle detector
SHARP SEMICONDUCTOR INNOVATION CORP0 citations56