Inventor

TOMINAGA FUKUTOSHI

JP3 patents

Patents

3 patents

US4893069AJan 9, 1990

Ferroresonant three-phase constant AC voltage transformer arrangement with compensation for unbalanced loads

NISHIMU DENSHI KOGYO KK62 citations91

US5237208AAug 17, 1993

Apparatus for parallel operation of triport uninterruptable power source devices

NISHIMU DENSHI KOGYO KK63 citations90

US4862059AAug 29, 1989

Ferroresonant constant AC voltage transformer

NISHIMU DENSHI KOGYO KK61 citations90