EC

Edward Chang

AT AT&T: 1 patents #10,626 of 18,772Top 60%
Overall (All Time): #1,436,818 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D925165 Protective sleeve 2021-07-20
8408242 Overflow shutoff valve 2013-04-02
5392336 Data message storage and pick up service Nadine K. Grasty, Alok Gupta, Bruce McNair, Alan Ira Schwartz 1995-02-21