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:
Oct. 19, 2010
Filed:
Mar. 15, 2006
Applicants:
Shin Hasegawa, Numazu, JP;
Keishi Taniguchi, Susono, JP;
Minoru Hakiri, Numazu, JP;
Yasuyuki Hosogi, Numazu, JP;
Yuji Natori, Numazu, JP;
Shigeo Hatada, Numazu, JP;
Inventors:
Shin Hasegawa, Numazu, JP;
Keishi Taniguchi, Susono, JP;
Minoru Hakiri, Numazu, JP;
Yasuyuki Hosogi, Numazu, JP;
Yuji Natori, Numazu, JP;
Shigeo Hatada, Numazu, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G01D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The object of the present invention is to provide a water-based pigment dispersion containing a pigment, a dispersing agent, a resin emulsion, and water, the water-based pigment dispersion is subjected to a heat treatment. The present invention also provides a water-based pigment ink containing the water-based pigment dispersion, a dispersing agent, a resin emulsion, and water.