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. 09, 2007
Filed:
Sep. 21, 2004
Applicants:
Hideki Maeta, Minami-ashigara, JP;
Yuki Shimizu, Minami-ashigara, JP;
Tadahisa Sato, Minami-ashigara, JP;
Inventors:
Hideki Maeta, Minami-ashigara, JP;
Yuki Shimizu, Minami-ashigara, JP;
Tadahisa Sato, Minami-ashigara, JP;
Assignee:
Fuji Photo Film Co., Ltd., Minami-Ashigara, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 67/00 (2006.01); C09B 48/00 (2006.01); C09B 41/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of producing a fine particle of an organic pigment, containing the steps of: flowing a solution of an organic pigment dissolved in an alkaline or acidic aqueous medium, through a channel which provides a laminar flow; and changing a pH of the solution in the course of the laminar flow.