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:
Jan. 14, 2003
Filed:
Jun. 22, 2000
Hajime Yamamoto, Yokohama, JP;
Sadayuki Sugama, Tsukuba, JP;
Shozo Hattori, Tokyo, JP;
Eiichiro Shimizu, Yokohama, JP;
Hirofumi Okuhara, Tokyo, JP;
Hiroshi Koshikawa, Kawasaki, JP;
Tomoyuki Kaneda, Yokohama, JP;
Hiroki Hayashi, Kawasaki, JP;
Kenji Kitabatake, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
By solving the problem of unstable ink supply which occurs due to bubble stagnation in a communication portion at a high ink supply rate per unit time when a fiber absorbent is used as a negative pressure generating member in the ink tank or ink supply system in which a negative pressure generating member container is adjacent to a liquid container, the present invention provides an ink tank and a liquid supply system which supply ink stably.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile