Huang Ji

SS Safemark Systems: 1 patents #2 of 5Top 40%

Overall (All Time): #3,449,833 of 4,157,543Top 85%

Patents All Time

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D505530	Digital keypad for a safe	Scott Nelson, George Oelschig, Zhu Lei	2005-05-24