Inventor
HATORI FUMIO
JP2 patents
Patents
2 patentsUS7880620B2Feb 1, 2011
RFID tag and construction site management system and management method using the same
HITACHI PLANT TECHNOLOGIES LTD29 citations87
US7926708B2Apr 19, 2011
Image data recording method, method of recording finished work by image data, image data recording apparatus, and finished work recording system using image data
HITACHI PLANT TECHNOLOGIES LTD1 citations42