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:
Sep. 03, 2002
Filed:
Sep. 05, 2000
Applicant:
Inventors:
Mamoru Okano, Hitachi, JP;
Yoshinobu Fukano, Hitachi, JP;
Seiji Yonekura, Hitachi, JP;
Tatsuo Igawa, Ibaraki, JP;
Kazuhito Masuda, Hitachi, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/06 ;
U.S. Cl.
CPC ...
B41J 2/06 ;
Abstract
An ink jet recording apparatus capable of obtaining a highly precise image for stabilizing an amount of ink to be flied onto a recording medium by supplying and recovering the ink, in an ink discharge unit within the recording head, due to a difference in height of positions where two ink chambers within the ink discharge unit are arranged.