Telecommunications – Radiotelephone system – Special service
Reexamination Certificate
2007-06-05
2007-06-05
Gelin, Jean (Department: 2617)
Telecommunications
Radiotelephone system
Special service
C701S033000, C701S035000, C345S169000
Reexamination Certificate
active
10475615
ABSTRACT:
Assessment information needed to calculate a used vehicle assessment value of a hydraulic excavator10is input to a portable telephone20and is then transmitted from the portable telephone20. The transmitted assessment information is received at a manufacturer's base station40at a remote location. The used vehicle assessment value of the hydraulic excavator10is calculated based upon the received assessment information, and history information and operation information on the hydraulic excavator10read out from an operation information database43and a history database42in correspondence to an ID number assigned to the hydraulic excavator which is included in the assessment information.
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Adachi Hiroyuki
Hirata Toichi
Karasawa Hideo
Ono Kiyoshi
Onoue Hiroshi
Desir Pierre-Louis
Gelin Jean
Hitachi Construction Machinery Co. Ltd.
Oliff & Berridg,e PLC
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