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:
May. 24, 2011
Filed:
Jun. 16, 2005
Shogo Ono, Kanagawa, JP;
Manabu Tomita, Kanagawa, JP;
Koichi Igarashi, Kanagawa, JP;
Sony Corporation, Tokyo, JP;
Abstract
There is provided a head including a chipthat has a semiconductor substrate, heating elementsdisposed on the semiconductor substrate, coating layersdisposed on the semiconductor substrateand having nozzlesarranged in regions above the respective heating elements, and individual channelseach communicating with the outside and the region above the corresponding heating element, wherein the semiconductor substratedoes not have a through hole communicating with each individual channel; a ink feed memberhaving a common channel, the ink feed memberbeing bonded to the chipin such a manner that the common channelcommunicates with the individual channels; and a topdisposed on the chipand the ink feed memberso as to seal the opening of the common channel