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:
May. 08, 2012
Filed:
Sep. 12, 2007
Naoya Morohoshi, Numazu, JP;
Tamotsu Aruga, Mishima, JP;
Michihiko Namba, Yokohama, JP;
Akihiko Gotoh, Atsugi, JP;
Kiyofumi Nagai, Machida, JP;
Naoya Morohoshi, Numazu, JP;
Tamotsu Aruga, Mishima, JP;
Michihiko Namba, Yokohama, JP;
Akihiko Gotoh, Atsugi, JP;
Kiyofumi Nagai, Machida, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
There is provided a recording ink containing: solid constituents, which contain a colorant and a resin, and stay solid in the ink having a temperature of 25° C.; liquid constituents, which have a higher boiling point than a boiling point of water, and stay liquid in the ink having a temperature of 25° C.; and water, wherein a total amount of the solid constituents in the recording ink is in the range of 2.0% by mass or more to less than 20% by mass, wherein a ratio A/B of a total amount of the liquid constituents in the recording ink A to the total amount of the solid constituents in the recording ink B is from 0.70 to 1.75, and wherein the viscosity of the recording ink at 25° C. is 10 mPa s or less.