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:
Mar. 08, 2011
Filed:
Feb. 19, 2003
Masataka Yashima, Tokyo, JP;
Ichiro Onuki, Kanagawa, JP;
Takeshi Miyazaki, Kanagawa, JP;
Akio Kashiwazaki, Kanagawa, JP;
Eriko Namazue, Tokyo, JP;
Masataka Yashima, Tokyo, JP;
Ichiro Onuki, Kanagawa, JP;
Takeshi Miyazaki, Kanagawa, JP;
Akio Kashiwazaki, Kanagawa, JP;
Eriko Namazue, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A production process of a light amount adjustment member, by which a cheap light amount adjustment member hating excellent optical properties can be simply produced is provided. A light amount adjustment device and a photographing apparatus which are cheap, have excellent optical properties and are equipped with the light amount adjustment member are provided by providing the simple production process of the light amount adjustment member. The production process comprises the step of relatively scanning an ink-jet head, from which an ink is ejected on a transparent base material, on the surface of which an ink-receiving layer has been formed, to the transparent base material to apply the ink to the ink-receiving layer, thereby forming a light amount adjustment region, wherein in the step of forming the light amount adjustment region, the ink is ejected from the ink-jet head in such a manner that the ink is applied to the whole light amount adjustment region.