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. 15, 2023
Filed:
Oct. 27, 2020
Seiko Epson Corporation, Tokyo, JP;
Akio Takamoto, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A printing device, which is communicable with an external device via a cable and performs printing by using first power supplied from an external power supply, includes a volatile storage section having a volatile storage region, a nonvolatile storage section having a nonvolatile storage region, a printing mechanism that performs the printing, a connector that is coupled to the cable and is used for both communication with the external device and supply of second power from the external device, a communication control section that controls communication with the external device via the cable, and a control section, in which, when the first power is not supplied from the external power supply and when the second power is supplied from the external device via the cable, the communication control section, the control section, the volatile storage section, and the nonvolatile storage section operate using the supplied second power.