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US Patent D857873 Ceiling ventilation fan

Patent D857873 was granted and assigned to Panasonic on August, 2019 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Patent Applicant

Panasonic

Current Assignee

Panasonic

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D857873

Patent Inventor Names

Yashio Shimada0

Nobuyuki Mase0

Date of Patent

August 27, 2019

Patent Application Number

29638997

Date Filed

March 2, 2018

Patent Citations Received

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US Patent 11778368 Auto focus, auto focus within regions, and auto placement of beamformed microphone lobes with inhibition functionality

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US Patent 12028678 Proximity microphone

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US Patent 11750972 One-dimensional array microphone with improved directivity

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US Patent 11770650 Endfire linear array microphone

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US Patent 11785380 Hybrid audio beamforming system

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