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US 6,476,842 B1Granted
Transfer printing
AssigneeOlive Tree Technology, Inc.
InventorSamuel Chang
Life of this patent
Estimating the term…
Abstract
Improvements in thermal printing are described. Print energy absorbers are arranged so as not to alter printed characteristics of colorant. Pre-heaters lessen the amount of print energy necessary to effect printing. D2T2 printing with a laser print energy source is disclosed.
Claims27
A thermal transfer printing medium, comprising:
- (A) a substrate;
- and
- (B) a transfer coating layer, said transfer coating layer comprising a colorant, wherein a print energy absorber is incorporated in said substrate.
Dependencies are inferred from the claim text.