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:
Apr. 27, 2021
Filed:
Feb. 11, 2020
Ryohta Ueba, Kanagawa, JP;
Sumihiro Inokuchi, Kanagawa, JP;
Yuki Sunagawa, Kanagawa, JP;
Kenichi Yamada, Kanagawa, JP;
Tasuku Kohara, Tokyo, JP;
Xiaoya Sun, Kanagawa, JP;
Ryotaro Konno, Kanagawa, JP;
Ryohta Ueba, Kanagawa, JP;
Sumihiro Inokuchi, Kanagawa, JP;
Yuki Sunagawa, Kanagawa, JP;
Kenichi Yamada, Kanagawa, JP;
Tasuku Kohara, Tokyo, JP;
Xiaoya Sun, Kanagawa, JP;
Ryotaro Konno, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
An information processing device includes control circuitry. The control circuitry is configured to store, in a first memory, record information formed each time a predetermined event occurs in a device and perform an update process of successively updating an old piece of record information with a new piece of record information in the record information stored in the first memory; transmit the record information stored in the first memory via a first signal line; transfer communication abnormality record information stored in the first memory to a second memory, which is configured not to update record information, and store the communication abnormality record information in the second memory when a communication abnormality signal of the first signal line is supplied via a second signal line; and transmit the communication abnormality record information stored in the second memory via the first signal line when communication of the first signal line is restored.