HC

Henry Kong Sun Ching

📍 New York, NY: #3,938 of 20,192 inventorsTop 20%
🗺 New York: #26,803 of 115,490 inventorsTop 25%
Overall (All Time): #971,947 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10626644 Portable door guard hinge security device 2020-04-21
9670706 Portable door guard hinge security device 2017-06-06
7360806 Methods and apparatus for facilitating security and tamper control 2008-04-22
7264287 Methods and apparatus for facilitating security and tamper control 2007-09-04
7174608 Methods and apparatus for gripping articles 2007-02-13