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DING LIN-KUN
CN
2 patents
Top patents
by PatentIndex Score
US8248276B2
Aug 21, 2012
Scanning circuit and scanning method for keyboard
DING LIN-KUN
3 citations
56
US8180033B2
May 15, 2012
Telephone device, telephone line monitoring device and method
DING LIN-KUN
1 citations
45