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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.:

US 5754201 B1

PDFFull Text
Date of Patent:
May. 19, 1998

Filed:

Oct. 18, 1995

Liquid jet head, head cartridge, liquid jet apparatus, method of

Applicant:
Inventors:

Hiroyuki Ishinaga, Tokyo, JP;

Masami Ikeda, Yokohama, JP;

Hajime Kaneko, Kodaira, JP;

Jun Kawai, Tokyo, JP;

Yasutoshi Saito, Kawasaki, JP;

Masaaki Izumida, Kawasaki, JP;

Masahiko Tonogaki, Tokyo, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Fitzpatrick, Cella, Harper & Scinto

Primary Examiner:

Edward Tso

Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
347 62 ;
Abstract

An ink jet head having a plurality of electrothermal transducer elements in one liquid passage is arranged so that the ratio of the areas of two of the plurality of electrothermal transducer elements is smaller than the ratio of the amounts of ink ejected by the two electrothermal transducer elements, thereby stably obtaining the desired amounts of ejected ink and achieving a high gradational effect at a high energy efficiency.

Find Patent Forward Citations

Ishinaga, Hiroyuki. (1998). Liquid jet head, head cartridge, liquid jet apparatus, method of (U.S. Patent No. 5754201). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5754201

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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