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:
Nov. 22, 2022
Filed:
Sep. 21, 2017
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Oscar M. Hemberg, Dalarö, SE;
Eric O. Hemberg, Shatin, HK;
Henrik M. Fransson, Bro, SE;
Gregory G. Jager, Oakdale, MN (US);
Douglas D. Fletcher, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 11/14 (2006.01); H04R 5/033 (2006.01); H04R 1/10 (2006.01);
U.S. Cl.
CPC ...
A61F 11/14 (2013.01); H04R 1/1008 (2013.01); H04R 1/1083 (2013.01); A61F 11/145 (2022.01); H04R 5/033 (2013.01); H04R 2410/05 (2013.01); H04R 2430/01 (2013.01); H04R 2460/01 (2013.01);
Abstract
An electronic hearing protection device is provided. The electronic hearing protection device includes an amplifier and a speaker to relay sounds, such as conversations, to the user of the hearing protection. The hearing protection device provides adaptive gunshot recognition and suppression technology.