Using inkjet printer to apply protective ink

Details Using inkjet printer to apply protective ink Using inkjet printer to apply protective ink

2006-11-28

2006-11-28

Patel, Vip (Department: 2861)

Incremental printing of symbolic information

Ink jet

Controller

C347S014000, C347S021000, C347S006000, C347S100000

Reexamination Certificate

active

07140709

ABSTRACT:
A method of determining and applying a protective ink amount to be printed in addition to a plurality of colored ink amounts to make colored pixels in an image including determining a first protective ink amount responsive to the colored ink amounts, determining multitoned colored ink amounts using a multitone processor responsive to the colored ink amounts, and determining a second protective ink amount responsive to the multitoned colored ink amounts. The method also includes determining the protective ink amount responsive to the first protective ink amount and the second protective ink amount to provide adequate durability for the image, and applying using an inkjet printer the colored ink amounts and the protective ink amount to make the colored image pixels.

REFERENCES:
patent: 3977007 (1976-08-01), Berry et al.
patent: 6412935 (2002-07-01), Doumaux
patent: 6435657 (2002-08-01), Couwenhoven et al.
patent: 6443568 (2002-09-01), Askeland et al.
patent: 6464349 (2002-10-01), Moriyama et al.
patent: 6503978 (2003-01-01), Tsao et al.

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