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. 27, 2025
Filed:
Mar. 02, 2023
Kazuto Nagahashi, Kanagawa, JP;
Takuma Hirabayashi, Tokyo, JP;
Keishi Miwa, Kanagawa, JP;
Yukimasa Matsuda, Kanagawa, JP;
Kazuto Nagahashi, Kanagawa, JP;
Takuma Hirabayashi, Tokyo, JP;
Keishi Miwa, Kanagawa, JP;
Yukimasa Matsuda, Kanagawa, JP;
RICOH COMPANY, LTD., Tokyo, JP;
Abstract
A liquid discharge head includes a piezoelectric element configured to vibrate; a damper configured to reduce vibration energy generated by the piezoelectric element; a first substrate joined to the damper, the first substrate having a first space facing one surface of the damper vibrates; a second substrate opposite to the first substrate via the damper, the second substrate having: a recess accommodating the piezoelectric element, and a second space facing another surface of the damper, the second space disposed opposite to the first space via the damper and a leg between the damper and the second substrate the leg joined to the second substrate with an adhesive including a filler.