Ahn; Dal

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ahn; Dal.The latest application filed is for "doherty combiner".

Company Profile

1.20.18

Ahn; Dal - Cheonan KR
AHN; Dal - Cheonan-si Chungcheongnam-do
Ahn; Dal - Asan-si KR
Ahn; Dal - Seoul KR
Ahn; Dal - Chungcheongnam-do KR
Ahn; Dal - Yongin-si KR
Ahn; Dal - Chunan KR
Ahn; Dal - Choongchungnam-Do KR

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Doherty combiner Grant 11,201,592 - Ahn , et al. December 14, 2	2021-12-14
Doherty Combiner App 20200228065 - AHN; Dal ; et al.	2020-07-16
Planar Type Magic Tee App 20180034127 - AHN; Dal ; et al.	2018-02-01
Bulk acoustic wave resonator Grant 9,219,465 - Kim , et al. December 22, 2	2015-12-22
Phase shifter using bulk acoustic wave resonator Grant 9,166,555 - Shin , et al. October 20, 2	2015-10-20
Resonator Including Vertically Or Horizontally Alternating Partition Walls And Filter Using The Same App 20150263407 - Ahn; Dal ; et al.	2015-09-17
Double microstrip transmission line having common defected ground structure and wireless circuit apparatus using the same Grant 9,059,491 - Lim , et al. June 16, 2	2015-06-16
Multi-mode Bandpass Filter App 20140320239 - PARK; Yun-Hong ; et al.	2014-10-30
Balun comprising two conversion circuits each constituted by first to third FBARs Grant 8,854,157 - Kim , et al. October 7, 2	2014-10-07
Phase Shifter Using Bulk Acoustic Wave Resonator App 20130249644 - SHIN; Jea Shik ; et al.	2013-09-26
Serial L-C resonator with three-dimensional structure and ultra-wide bandpass filter using the same Grant 8,531,253 - Ahn , et al. September 10, 2	2013-09-10
Phase shifter using bulk acoustic wave resonator Grant 8,416,037 - Shin , et al. April 9, 2	2013-04-09
Bulk Acoustic Wave Resonator App 20130033340 - Kim; Chul Soo ; et al.	2013-02-07
Local wireless communication system and method employing frequency-variable signal detection Grant 8,358,587 - Han , et al. January 22, 2	2013-01-22
Dual band high frequency amplifier using composite right/left handed transmission line Grant 8,330,551 - Lim , et al. December 11, 2	2012-12-11
Double Microstrip Transmission Line Having Common Defected Ground Structure And Wireless Circuit Apparatus Using The Same App 20120112857 - LIM; Jongsik ; et al.	2012-05-10
Dual Band High Frequency Amplifier Using Composite Right/left Handed Transmission Line App 20110115558 - Lim; Jongsik ; et al.	2011-05-19
Phase Shifter Using Bulk Acoustic Wave Resonator App 20110102099 - SHIN; Jea Shik ; et al.	2011-05-05
Balun Including A Film Bulk Acoustic Resonator App 20110095849 - KIM; Duck Hwan ; et al.	2011-04-28
Local Wireless Communication System And Method Employing Frequency-variable Signal Detection App 20110032915 - Han; Sang-Min ; et al.	2011-02-10
Local Wireless Communication System And Method For Adaptive Channel Selection Of Sensor Systems App 20110034194 - HAN; Sang-Min ; et al.	2011-02-10
Serial L-c Resonator With Three-dimensional Structure And Ultra-wide Bandpass Filter Using The Same App 20100277259 - Ahn; Dal ; et al.	2010-11-04
Balun Grant 7,535,313 - Kim , et al. May 19, 2	2009-05-19
Balun Grant 7,471,167 - Kim , et al. December 30, 2	2008-12-30
Balun App 20070290766 - Kim; Chul-soo ; et al.	2007-12-20
Balun App 20070194860 - Kim; Chul-soo ; et al.	2007-08-23
High-temperature superconductor low-pass filter for suppressing broadband harmonics Grant 6,653,917 - Kang , et al. November 25, 2	2003-11-25
System combining radio frequency transmitter and receiver using circulator and method for canceling transmission signal thereof Grant 6,567,648 - Ahn , et al. May 20, 2	2003-05-20
High-temperature superconductor low-pass filter for suppressing broadband harmonics App 20020163399 - Kang, Kwang Yong ; et al.	2002-11-07

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