Inventor
ISHIGAMI YOSHIHISA
JP3 patents
Patents
3 patentsUS6670597B1Dec 30, 2003
Illumination sensor with spectral sensitivity corresponding to human luminosity characteristic
MATSUSHITA ELECTRIC WORKS LTD41 citations88
US6721151B2Apr 13, 2004
Ground fault interrupter
MATSUSHITA ELECTRIC WORKS LTD5 citations59
US4513339AApr 23, 1985
Current detecting apparatus
MATSUSHITA ELECTRIC WORKS LTD5 citations54