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HAPDONG ELECTRONIC CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    194,647
About

HAPDONG ELECTRONIC CO LTD has a total of 14 patent applications. Its first patent ever was published in 2008. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets telecommunications, audio-visual technology and basic communication technologies are KOREA INFORMATION TECH CO LTD, INTER M CORP and DAIKYUNG VASCOM CO LTD.

Patent filings in countries

World map showing HAPDONG ELECTRONIC CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 14

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Jung Ho Won 9
#2 Jung Hyeon 2
#3 Won Chung Ho 2
#4 Baek Jong Chul 1
#5 Jeong Ho Won 1
#6 Keum Dong Hee 1
#7 Mun Il Dong 1

Latest patents

Publication Filing date Title
KR102195702B1 Failure and Error Predictable Front-line Broadcasting System
KR102020356B1 Balance type Repeater with Short Detecting Function
KR101948753B1 Amplifier Protection Circuit at Speaker Line Short
KR101959782B1 Public Address System with Overcurrent Circuit
KR101906256B1 Public Adress System using Transmitting Data of DMB Disaster Broadcasting
KR20150074666A Digital power distributor
KR101524951B1 Monitoring system for digital power distributor
KR101473582B1 Speaker With Controlling Angle
KR101400476B1 Public address system having emergency information apparatus
KR101275891B1 Public address bluetooth speaker
KR101040433B1 Evacuation system
KR101101631B1 Digital amplifier for saving power
KR100987254B1 Public address system
KR20090131181A The broadcast system which is composed with the broadcasting device which is connected in usb port of broadcasting servers and the local personal computer