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:
May. 05, 2020
Filed:
Jan. 30, 2019
Seiko Epson Corporation, Tokyo, JP;
Morio Matsumoto, Matsumoto, JP;
SEIKO EPSON CORPORATION, Tokyo, JP;
Abstract
A projector includes a connection section to which two interface boards can be connected in a replaceable manner, a board communication section, a determination section, a power control section, and an operation receiving section adapted to receive a selection operation of the interface board, and in the state in which the power control section supplies the power to one interface board but does not supply the power to the other interface board, when the selection operation of the other interface board is received, the power control section stops supplying the power to the one interface board, and then starts supplying the power to the other interface board.