Fish & Richardson P.C.
Lighting apparatus
A lighting apparatus of the present invention includes: a light source; a power source unit arranged to power the light source; a detector unit arranged to detect the deterioration of ability of the power source unit to power the light source; and a determination unit arranged to determine the life of the power source unit in response to the detector unit.
Rohm Co., Ltd.
H G H H
H05B G01R H05B H05B
inventional inventional inventional inventional
Mitsunori Masahide Akinobu
Nagashima Tanaka Sawada