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:
Oct. 14, 2008
Filed:
Jul. 05, 2005
Applicants:
Yoshinari Suzuki, Ibaraki, JP;
Hiroshi Sasaki, Ibaraki, JP;
Inventors:
Yoshinari Suzuki, Ibaraki, JP;
Hiroshi Sasaki, Ibaraki, JP;
Assignee:
Ricoh Printing Systems, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/135 (2006.01);
U.S. Cl.
CPC ...
Abstract
An inkjet head for jetting an ink from a nozzlewhich is formed on the main bodyof the nozzle of a metal member, wherein an SiOfilmcomprising SiOas the main component is formed on the surface of the nozzle main bodyat least in the ink jetting side, and an ink repellent filmcomprising a compound having an alkoxysilane residue attached to an end of a perfluoro polyether chain is formed on the SiOfilm