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:
Oct. 17, 2017
Filed:
Sep. 30, 2014
Komatsu Ltd., Tokyo, JP;
Tsuyoshi Tanaka, Fujisawa, JP;
Mitsuhiro Shimazu, Fujisawa, JP;
Shinya Komori, Fujisawa, JP;
Seiji Kamada, Chigasaki, JP;
Komatsu Ltd., Tokyo, JP;
Abstract
An operation state management system for a construction machine includes a management apparatus configured to manage an operation state of the construction machine by communicating with the construction machine and a construction machine including a cumulative value storage device configured to store a cumulative value in which an amount of operation of the construction machine is accumulated and have an adjustment function to the stored cumulative value, an adjustment existence determining unit configured to determine whether the cumulative value stored in the cumulative value storage device has been adjusted, and a communication terminal apparatus configured to communicate with the management apparatus and transmit adjustment information indicating that at least the cumulative value has been adjusted to the management apparatus when the adjustment existence determining unit has determined that the adjustment has been performed.