8 Utility Patents
#704 in Taoyuan
#13,440 in Taiwan
#518,894 in the World
Forward Citations = 54
Company Filing History:
Other
Tsann Kuen USA Inc.
Darfon Electronics Corporation
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#704 in Taoyuan
#13,440 in Taiwan
#518,894 in the World
Company Filing History:
Get your Inventor Badge Today