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:
Sep. 06, 2022
Filed:
Nov. 24, 2020
Canon Kabushiki Kaisha, Tokyo, JP;
Atsushi Omura, Kanagawa, JP;
Hiroki Tajima, Kanagawa, JP;
Keiichiro Tsukuda, Kanagawa, JP;
Kenji Yabe, Kanagawa, JP;
Yuji Tamaru, Tokyo, JP;
Naoko Shimizu, Kanagawa, JP;
Sayaka Seki, Kanagawa, JP;
Yosuke Takagi, Kanagawa, JP;
Shimpei Yoshikawa, Kanagawa, JP;
Ryo Sato, Tokyo, JP;
Kyosuke Toda, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid filling method of filling a liquid storage device including a first tank that stores a liquid to be supplied to an ejection head ejecting the liquid and a second tank that stores the liquid to be supplied to the first tank through a connection port provided in the first tank with the liquid, the method including: injecting the liquid from a liquid storage container into the first tank through a first liquid introduction port provided in the first tank, in a state where a second liquid introduction port provided in the second tank is closed.