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Inventor
LEE SHUO-EN
TW
2 patents
Patents
2 patents
US11990100B2
May 21, 2024
E-paper identification card system and e-paper identification card
E INK HOLDINGS INC
0 citations
53
US9645468B2
May 9, 2017
Electrophoretic display device
E INK HOLDINGS INC
1 citations
39