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:
Jun. 06, 2006
Filed:
Aug. 19, 2003
Yoshinori Kojima, Kawasaki, JP;
Hajime Yamamoto, Fuchu, JP;
Masahiko Igaki, Yokohama, JP;
Eiichiro Shimizu, Hong Kong, HK;
Nobuyuki Hatasa, Kawasaki, JP;
Yoshinori Kojima, Kawasaki, JP;
Hajime Yamamoto, Fuchu, JP;
Masahiko Igaki, Yokohama, JP;
Eiichiro Shimizu, Hong Kong, HK;
Nobuyuki Hatasa, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid container for containing liquid incldes a reflection member provided in a liquid containing portion and having a plurality of roof mirror assemblies arranged in a predetermined direction, each of the roof mirror assemblies having at least two reflecting surfaces positioned with a predetermined angle therebetween; wherein the reflection member is effective to divide incident light, which is scattering light, into a plurality of light beams by the plurality of roof mirror assemblies and to condense at a predetermined position the beams sequentially reflected by the at least two reflecting surfaces of the roof mirror assemblies, and wherein an amount of the liquid in the liquid container is detected on the basis of the light reflected by the reflection member.