Incremental printing of symbolic information – Ink jet – Fluid or fluid source handling means
Reexamination Certificate
2011-04-12
2011-04-12
Martin, Laura E (Department: 2853)
Incremental printing of symbolic information
Ink jet
Fluid or fluid source handling means
C106S031130
Reexamination Certificate
active
07922316
ABSTRACT:
An inkjet recording apparatus is provided, wherein the inkjet recording apparatus contains a recording head with a filter, an ink that comprises a colorant, a humectant, a surfactant, and a wetting agent is discharged from the recording head, the viscosity of the ink at 25° C. is 6 mPas to 13 mPas, and the fluid resistance of the filter against the ink is 4.4×109Pas/m3and 2.2×1010Pas/m3.
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Bannai Akiko
Gotoh Akihiko
Hori Eisuke
Nagai Kiyofumi
Martin Laura E
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh & Company, Ltd.
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