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. 02, 2025
Filed:
Dec. 07, 2020
3m Innovative Properties Company, St. Paul, MN (US);
Paul D. Henry, Carmel, IN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
An in-ear hearing protection device is provided. The in-ear hearing protection device includes a microphone () configured to receive an ambient sound. The in-ear hearing protection device also includes a processor () configured to perform an attenuation function on the received ambient sound to provide an attenuated sound. The in-ear hearing protection device also includes a speaker () configured to broadcast the attenuated sound. The in-ear hearing protection device also includes a communication module () configured to receive a second attenuation function detail from a second in-ear protection device. The processor is configured to calculate a first attenuation function detail and compare the first and second attenuation function details. The performed attenuation function is based on one of the first and second attenuation function details.