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:
Mar. 17, 2026
Filed:
Jun. 20, 2023
Rohm Co., Ltd., Kyoto, JP;
Martin Wilfried Heller, Kyoto, JP;
Toma Fujita, Kyoto, JP;
ROHM CO., LTD., Kyoto, JP;
Abstract
A pressure sensor includes: a substrate having first and second main surfaces and having a thickness in first direction; a first chamber recessed from the first main surface in the first direction with respect to the substrate; a second chamber recessed from the first main surface in the first direction with respect to the substrate and adjacent to the first chamber in second direction; a fluid passage recessed from the first main surface in the first direction with respect to the substrate and causing the first chamber to be in fluid communication with an outside; a closing layer laminated on the first main surface of the substrate and closing openings of the first chamber and the second chamber; and a membrane partitioned by the first and second chambers in the second direction and extending in a plane parallel to the first direction and a third direction.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile