Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Toru Nakakubo0
Kazuhiro Yamada0
Koichi Ishida0
Shingo Okushima0
Takuro Yamazaki0
Yoshiyuki Nakagawa0
Yoshihiro Hamada0
Date of Patent
September 24, 2019
0Patent Application Number
159926670
Date Filed
May 30, 2018
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A plurality of pressure chambers are formed in a circulation channel for liquid in order to array ejection ports in a high density in association with the circulation channel. The circulation channel is connected to a penetration supply path and a penetration recovery path that penetrate a substrate.
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