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Inventor
HUANG DUEN-KWEI
TW
2 patents
⚠️ This page may combine multiple inventors who share the name “HUANG DUEN-KWEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SINTAI OPTICAL SHENZHEN CO LTD
1 patent
US8988788B2
Mar 24, 2015
Zoom lens
SINTAI OPTICAL SHENZHEN CO LTD
0 citations
43
ASIA OPTICAL CO INC
1 patent
US7480104B2
Jan 20, 2009
Lens device
ASIA OPTICAL CO INC
0 citations
31