Invention Grant
- Patent Title: Ion detector
- Patent Title (中): 离子检测器
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Application No.: US13264604Application Date: 2009-04-17
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Publication No.: US08368011B2Publication Date: 2013-02-05
- Inventor: Minoru Sakairi
- Applicant: Minoru Sakairi
- Applicant Address: JP Tokyo
- Assignee: Hitachi, Ltd.
- Current Assignee: Hitachi, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Brundidge & Stanger, P.C.
- International Application: PCT/JP2009/057763 WO 20090417
- International Announcement: WO2010/119568 WO 20101021
- Main IPC: H01J49/04
- IPC: H01J49/04
Abstract:
By detecting water clusters in expiration with high sensitivity, prevention of drink-driving and prevention of drowsy driving are performed. Also, device operation is performed in a non-contact manner. Problem: an effective method for prevention of drink-driving and prevention of drowsy driving for drivers has not been present. Effect: expiration can be sensed in a spatially-restricted place.
Public/Granted literature
- US20120037799A1 ION DETECTOR Public/Granted day:2012-02-16
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