Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2005-11-22
2005-11-22
Stephens, Juanita D. (Department: 2853)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
C347S047000
Reexamination Certificate
active
06966630
ABSTRACT:
An inkjet recording head characterized by better ink repellency, greater resistance to abrasion and a longer service life than a conventional product can be attained when an ink repellent layer comprising a compound made up of a perfluoropolyether chain and alkoxysilane residue is formed on the nozzle plate of the inkjet recording head. An inkjet printer for forming an image by jetting out liquid ink, wherein this nozzle plate is employed, becomes substantially maintenance free.
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U.S. Appl. No.6,156,824, filed Dec. 2000.
Ito Yutaka
Kawashima Ken'ichi
Kurosawa Makoto
Sasaki Hiroshi
Suzuki Yoshinari
Antonelli Terry Stout & Kraus LLP
Ricoh Printing Systems Ltd.
Stephens Juanita D.
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