Inventor
QIAO JUAN
CN10 patents
⚠️ This page may combine multiple inventors who share the name “QIAO JUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV TSINGHUA
3 patentsUS7227027B2Jun 5, 2007
Carbazole derivative and its use in electroluminescent devices
UNIV TSINGHUA43 citations89
US7232616B2Jun 19, 2007
Organic electroluminescent materials and devices made from such materials
UNIV TSINGHUA9 citations73
US11502260B2Nov 15, 2022
Iridium complexes and their applications, as well as organic electroluminescent devices
UNIV TSINGHUA0 citations50
INTEGRATED DEVICE TECH
3 patentsUS7598775B2Oct 6, 2009
Phase and frequency detector with zero static phase error
INTEGRATED DEVICE TECH6 citations61
US8009719B2Aug 30, 2011
Digital spread spectrum method based on precise phase delta-sigma algorithm
INTEGRATED DEVICE TECH6 citations58
US7702061B2Apr 20, 2010
High speed hybrid structure counter having synchronous timing and asynchronous counter cells
INTEGRATED DEVICE TECH5 citations58