Inventor
JANG SEI-JOO
KR22 patents
⚠️ This page may combine multiple inventors who share the name “JANG SEI-JOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
(unassigned)
5 patentsUS6552628B2Apr 22, 2003
Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
9 citations73
US6794955B2Sep 21, 2004
Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
3 citations62
US6563397B1May 13, 2003
Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
6 citations62
US6670867B2Dec 30, 2003
Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
0 citations51
US6650201B2Nov 18, 2003
Dielectric filter for filtering out unwanted higher order frequency harmonics and improving skirt response
0 citations51
JANG SEI-JOO
5 patentsUS9124163B2Sep 1, 2015
Repulsive force conversion drives and centrifugal force conversion
JANG SEI-JOO4 citations72
US7486003B1Feb 3, 2009
Polymer bulk acoustic resonator
JANG SEI-JOO4 citations62
US6975181B2Dec 13, 2005
Dielectric resonator loaded metal cavity filter
JANG SEI-JOO4 citations62
US7884507B2Feb 8, 2011
Remote electrical equipment power source
JANG SEI-JOO4 citations53
US7741754B1Jun 22, 2010
Polymer bulk acoustic resonator
JANG SEI-JOO1 citations51
PENN STATE RES FOUND
3 patentsUS7362035B2Apr 22, 2008
Polymer bulk acoustic resonator
PENN STATE RES FOUND6 citations65
US5728138AMar 17, 1998
Cardiac defibrillator with multi-phase ferroelectric/antiferroelectric capacitor
PENN STATE RES FOUND3 citations56
US5993895ANov 30, 1999
Method for reduction of sinter temperatures of antiferroelectric, lead-based ceramics by use of lithium compound additions and capacitors made with such ceramics
PENN STATE RES FOUND5 citations54