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Em tech Co Ltd patents

Recent patent applications related to Em tech Co Ltd. Em tech Co Ltd is listed as an Agent/Assignee. Note: Em tech Co Ltd may have other listings under different names/spellings. We're not affiliated with Em tech Co Ltd, we're just tracking patents.

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "E" | Em tech Co Ltd-related inventors

Date Em tech Co Ltd patents (updated weekly) - BOOKMARK this page
06/15/17Electric device including microspeaker module with vibration function
08/04/16Receiver having diaphragm with improved rigidity
06/16/16Slim microspeaker
07/23/15Microspeaker diaphragm bonding structure
01/08/15Three-magnet type microspeaker
10/30/14Bonding structure of diaphragm for microspeaker
10/30/14Suspension for sound transducer
10/02/14Enclosure speaker with side acoustic emission structure
08/28/14Inner ring magnet type microspeaker
08/21/14Slim protector and slim microspeaker module having the same
06/19/14High-output microspeaker
05/01/14Vibration module for sound transducer
05/01/14Sound transducer with ventilation structure
02/27/14Suspension for high power micro speaker and high power micro speaker having the same
01/30/14Suspension for a sound transducer
05/30/13Acoustic transducer device
09/30/10Sound converter with enclosure

ARCHIVE: New 2017 2016 2015 2014 2013 2012 2011 2010 2009


This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Em tech Co Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Em tech Co Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by