The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 2013
Filed:
Apr. 13, 2010
Applicants:
Koji Ara, Cambridge, MA (US);
Norihiko Moriwaki, Hachioji, JP;
Kazuo Yano, Hino, JP;
Inventors:
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 19/00 (2011.01); G08B 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sensor net system including: a plurality of sensor nodes, where each sensor node is held on a person of a differing worker, and each sensor node includes; a sensor which obtains sensor data of a worker; a radio frequency circuit which notifies a server of the sensor data; and a server which includes: a unit for storing a relation list for correlating the sensor data with a work category of the worker; a unit for confirming location of the worker based on the obtained sensor data; and a unit for confirming a work category in which the worker is engaged based on the confirmed location and the relation list.