Yongde Zhang has been granted 16 US patents while listed as an inventor at Coby Electronics . The first was granted in 2008 and the most recent in August 2015. Yongde Zhang ranks #284,196 of 4,157,543 US inventors in our database (top 6.8%). Patent records list Yongde Zhang in Shizhe, NY, CN.
Patents per Year Patents granted per year, 2008 to 2015 Bar chart with a peak of 9 patents in 2008. peak 9 2008: 9 patents 2008 2009: 4 patents 2009 2010: 1 patents 2010 2012: 1 patents 2012 2015: 1 patents 2015
Issued Patents All Time
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Showing 1–16 of 16 patents
Patent # Title Co-Inventors Date
9114252 Image-guided therapy delivery and diagnostic needle system Yan Yu , Wan Sing Ng , Tarun Podder , Lydia Liao 2015-08-25
8180095 Portable speaker device and portable audio device player — 2012-05-15
D612865 Portable DVD/digital media player — 2010-03-30
D597523 Rotating and self-supporting media player Jacky Liu , Johann Lee , James Bak , Sam Oh , Kenji Higa +1 more 2009-08-04
D597078 Portable DVD/digital media player — 2009-07-28
D592637 Portable DVD/digital media player — 2009-05-19
D587280 Rotating and self-supporting media player Johann Lee , Jacky Liu , James Bak , Sam Oh , Kenji Higa +1 more 2009-02-24
D581944 Rotating and self-supporting media player Jacky Liu , Johann Lee , James Bak , Sam Oh , Kenji Higa +1 more 2008-12-02
D577742 Rotating and self-supporting media player Jacky Liu , Johann Lee , James Bak , Sam Oh , Kenji Higa +1 more 2008-09-30
D575799 Rotating and self-supporting media player Jacky Liu , Johann Lee , James Bak , Sam Oh , Kenji Higa +1 more 2008-08-26
D567818 Portable DVD/digital media player — 2008-04-29
D562277 DVD player — 2008-02-19
D561736 Headphones with a detachable headband — 2008-02-12
D561175 Portable speakers — 2008-02-05
D561198 Portable media player — 2008-02-05
D561176 Portable speakers — 2008-02-05