ZZ

Zhukai Zhang

LM Liberty Hardware Mfg.: 13 patents #16 of 116Top 15%
📍 Chicago, IL: #830 of 13,327 inventorsTop 7%
🗺 Illinois: #6,059 of 84,256 inventorsTop 8%
Overall (All Time): #353,825 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
D668932 Wall plate 2012-10-16
D597818 Knob 2009-08-11
D589331 Hook 2009-03-31
D586650 Door stop 2009-02-17
D578865 Sash lock 2008-10-21
D574652 Towel bar 2008-08-12
D574224 Double hook 2008-08-05
D572575 Handrail bracket 2008-07-08
D571652 Door stop 2008-06-24
D570678 Door stop 2008-06-10
D569223 Sash lock 2008-05-20
D568142 Pull James Leroy Daniels 2008-05-06
D564243 Coat hook 2008-03-18
D564335 Pull 2008-03-18