Park; Ju Derk

Patent Applications and Registrations

Patent applications and USPTO patent grants for Park; Ju Derk.The latest application filed is for "method of improving bandwidth of antenna using transmission line stub".

Company Profile

2.11.10

Park; Ju Derk - Daejeon 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
Method of improving bandwidth of antenna using transmission line stub Grant 10,333,222 - Kim , et al.	2019-06-25
Manhole cover type omnidirectional antenna Grant 10,309,077 - Kim , et al.	2019-06-04
Method Of Improving Bandwidth Of Antenna Using Transmission Line Stub App 20170294711 - KIM; Eun Hee ; et al.	2017-10-12
Small switchable directional control antenna Grant 9,742,062 - Park , et al. August 22, 2	2017-08-22
Manhole Cover Type Omnidirectional Antenna App 20170155191 - KIM; Eun Hee ; et al.	2017-06-01
Control method for radiation beam direction of wireless transmission device Grant 9,408,084 - Park , et al. August 2, 2	2016-08-02
Wireless communication system Grant 9,219,513 - Park , et al. December 22, 2	2015-12-22
Control Method For Radiation Beam Direction Of Wireless Transmission Device App 20150200451 - PARK; Ju-Derk ; et al.	2015-07-16
Small Switchable Directional Control Antenna App 20150155625 - PARK; Ju Derk ; et al.	2015-06-04
Method and apparatus for adjusting horizontal beam of omni-directions antenna Grant 8,766,850 - Park , et al. July 1, 2	2014-07-01
Wireless Communication System App 20140141847 - PARK; Ju Derk ; et al.	2014-05-22
Ad-hoc wireless communication method using sector antenna, recovery method in ad-hoc wireless communication and ad-hoc wireless communication system Grant 8,452,319 - Lee , et al. May 28, 2	2013-05-28
Method and apparatus for controlling radiation direction of small sector antenna Grant 8,405,567 - Park , et al. March 26, 2	2013-03-26
Input Apparatus App 20120249417 - CHO; Hyeon Joong ; et al.	2012-10-04
Antenna For Providing Selective Radiation Patterns And Antenna Construction Method App 20120086616 - PARK; Ju Derk ; et al.	2012-04-12
Method And Apparatus For Adjusting Horizontal Beam Of Omni-directions Antenna App 20120086603 - PARK; Ju Derk ; et al.	2012-04-12
Ad-hoc Wireless Communication Method Using Sector Antenna, Recovery Method In Ad-hoc Wireless Communication And Ad-hoc Wireless Communication System App 20110092244 - LEE; KANG WOO ; et al.	2011-04-21
Method And Apparatus For Controlling Radiation Direction Of Small Sector Antenna App 20100156722 - PARK; Ju Derk ; et al.	2010-06-24

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