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:
Sep. 15, 2026
Filed:
Nov. 21, 2022
Truedyne Sensors Ag, Reinach, CH;
Christof Huber, Bern, CH;
TrueDyne Sensors AG, Reinach, CH;
Abstract
A measuring apparatus for measuring a property of a medium includes: a density instrument for measuring a density of the medium; a speed of sound instrument for measuring a speed of sound in the medium; a temperature device for measuring a temperature of the medium; and an electronic circuit, wherein the foregoing components are arranged in a housing wherein the speed of sound instrument includes a pressure measuring cell, wherein the electronic circuit is configured to determine a compressibility from pressure measurements for at least two different pressure measuring cell volumes and to determine a speed of sound in the medium from the compressibility, wherein side surfaces of the pressure measuring cell each have a surface area of at most 0.5 square centimeter, and wherein the pressure measuring cell has a maximum volume of less than 5 cubic centimeters.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile