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NRDTECH CO LTD

Overview
  • Total Patents
    70
About

NRDTECH CO LTD has a total of 70 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Republic of Korea, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets telecommunications, basic communication technologies and digital networks are IROM TECH INC, CHENGDU YINHE TECH CO LTD and PIVOTONE COMMUNICATION TECH INC.

Patent filings in countries

World map showing NRDTECH CO LTDs patent filings in countries

Patent filings per year

Chart showing NRDTECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shin Chun Woo 38
#2 Shin Cheon Woo 19
#3 Woo Shin Cheon 11
#4 Hong Sung Rae 2
#5 Ku Seong Deug 2
#6 Jung Young Ho 1
#7 Park Hong Min 1

Latest patents

Publication Filing date Title
KR20060071388A The trasceiver system for millimeter wave using patch antenna
KR20060067939A The pll synthesizer for millimeter wave
KR20040099225A NRD guide-MicroStrip Line Transition
KR20040087981A NRD guide-Microstrip line Transition
KR20040053074A Long Distance Wireless Networks by Millimeter Wave Band
KR20040052674A Amplifier using NRD guide
KR20040041565A NRD Guide Strip Line Converter
KR20040033298A Amplifier using NRD guide
KR20040027841A NRD Guide-Strip Line Converter
KR20040027639A Harmonic Mixer using NRD guide
KR20040027540A PLL Method and Gunn Oscillator using NRD Guide
KR20040027539A NRD Guide Gunn Oscillator
KR20040008238A Transceiver for Millimeter Wave using NRD waveguide Ring Resonator
KR20040000377A Duplexer for Millimeter Wave using NRD waveguide Oval Ring Resonator
KR20030040283A Ultra high speed wireless cell backbone networks using millimeter-wave transceiver
KR20030012924A Transceiver for Millimeter Wave using Duplexer of Coupler Type
KR20030017587A Transceiver for Millimeter Wave using Ultra-High Speed Modulator
KR20020071804A NRD Guide Gunn Oscillator and Frequency Locking Method using Ceramic Resonator
KR20020066312A NRD guide - Waveguide Adaptor
KR20020062606A Millimeterwave Duplexer using NRD Waveguide