Brad Keays,Andrew Rothman,Casey Hanrahan,Christopher J. Pursley,Daniel Rhodes
申请号:
US14210278
公开号:
US09417232B2
申请日:
2014.03.13
申请国别(地区):
US
年份:
2016
代理人:
摘要:
A system and method of monitoring sobriety using a hand-held breath testing device that, on receipt of a user's breath, generates a breath test signal comprising substance content data and user identification data, and wirelessly transmits the breath test signal to a breath test signal receiving station.