Inventor
HARADA KOSUKE
JP12 patents
⚠️ This page may combine multiple inventors who share the name “HARADA KOSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NISHIMU DENSHI KOGYO KK
5 patentsUS4626983ADec 2, 1986
Power conversion device for solar cell
NISHIMU DENSHI KOGYO KK293 citations96
US4893069AJan 9, 1990
Ferroresonant three-phase constant AC voltage transformer arrangement with compensation for unbalanced loads
NISHIMU DENSHI KOGYO KK62 citations91
US4556802ADec 3, 1985
Uninterruptible ac power supply
NISHIMU DENSHI KOGYO KK40 citations90
US4642549AFeb 10, 1987
Ferroresonant constant AC voltage regulator
NISHIMU DENSHI KOGYO KK2 citations60
US4786854ANov 22, 1988
Alternating current voltage regulator using a feedback loop with step filtering
NISHIMU DENSHI KOGYO KK3 citations58
UNIV KYUSHU
4 patentsUS5099406AMar 24, 1992
Dc-dc converter with surge voltage prevention
UNIV KYUSHU42 citations92
US5027263AJun 25, 1991
Switching power source means
UNIV KYUSHU55 citations92
US5019770AMay 28, 1991
Switching power source device having energy recovery
UNIV KYUSHU38 citations91
US5063488ANov 5, 1991
Switching power source means
UNIV KYUSHU15 citations73