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:
Dec. 17, 2019
Filed:
May. 09, 2017
S.i.pan, Gyeonggi-do, KR;
Korea Research Institute of Standards and Science, Daejeon, KR;
Gab Cheol Jeong, Gyeonggi-do, KR;
Eon Mo Ahn, Gyeonggi-do, KR;
Jong Young Park, Seoul, KR;
Sung Soo Jung, Sejong-si, KR;
S.I.PAN, Gyeonggi-do, KR;
KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE, Daejeon, KR;
Abstract
This technology provides a splitter comprising: a first sound absorber; a second sound absorber; a perforated plate member interposed between the first sound absorber and the second sound absorber; and an outer frame surrounding the first sound absorber, the second sound absorber and the perforated plate member; and a sound attenuator comprising: a protective case; a plurality of splitters according to above embodiment formed in the protective case and spaced from each other; and an air passage formed among the plurality of splitters.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile