Inventor
CHUN DONG WAN
KR16 patents
⚠️ This page may combine multiple inventors who share the name “CHUN DONG WAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
Ace tech corp
10 patentsUS10084222B1Sep 25, 2018
RF filter for improving PIMD performance
Ace tech corp7 citations82
US9397377B2Jul 19, 2016
Cavity filter
Ace tech corp6 citations69
US10505244B2Dec 10, 2019
RF cavity filter using elastic element and method for manufacturing the same
Ace tech corp2 citations67
USD646238SOct 4, 2011
Strip pattern substrate for a filtering device
Ace tech corp3 citations62
US9306258B2Apr 5, 2016
Mixed-mode cavity filter
Ace tech corp2 citations60
US9685685B2Jun 20, 2017
Variable bandwidth RF filter
Ace tech corp0 citations51
US11901600B2Feb 13, 2024
Ceramic waveguide filter including a plurality of resonant cavities coupled by a capacitive coupling structure and a method for manufacture
Ace tech corp0 citations50
US11108123B2Aug 31, 2021
Triple-mode dielectric resonator filter, method for manufacturing the same, and band pass filter using dielectric resonator and NRN stub
Ace tech corp0 citations46
US10205210B2Feb 12, 2019
Cavity filter including ceramic resonator
Ace tech corp0 citations46
US9991577B2Jun 5, 2018
Cavity filter using cross-coupling
Ace tech corp0 citations39
CHUN DONG-WAN
4 patentsUS8704617B2Apr 22, 2014
Tunable filter for expanding the tuning range
CHUN DONG-WAN2 citations57
US9184479B2Nov 10, 2015
Multi mode filter for realizing wide band using capacitive coupling / inductive coupling and capable of tuning coupling value
CHUN DONG-WAN2 citations54
US9077063B2Jul 7, 2015
Wide-band multi-mode filter
CHUN DONG-WAN0 citations50
US8847701B2Sep 30, 2014
Miniaturized DC breaker
CHUN DONG-WAN1 citations49