KNOWLES ELECTRONICS (BEIJING) CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109
 
 
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1106

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9657914 Collapsible lamp shade systemJan 13, 16May 23, 17[F21W, F21V]

Expired/Abandoned/Withdrawn Patents

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