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:
Jun. 02, 1998
Filed:
Aug. 12, 1994
Applicant:
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347 14 ; 347 17 ; 347 19 ; 347 59 ;
Abstract
An ink jet recording head includes an ink discharging portion having a discharge opening for discharging ink, a substrate having an electrical/thermal converting element for generating thermal energy supplied to the ink discharging portion and used to discharge the ink, and a temperature detecting element, and an information bearing means for carrying information providing the feature of the temperature detecting element. The output from the temperature detecting element are used to adjust the temperature of the ink jet recording head.