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CHANG JONG YOON

Overview
  • Total Patents
    18
About

CHANG JONG YOON has a total of 18 patent applications. Its first patent ever was published in 1999. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets environmental technology, agriculture and audio-visual technology are ANDERSSON KENNETH, MA YUE and YAMASHITA TOSHIYUKI.

Patent filings in countries

World map showing CHANG JONG YOONs patent filings in countries
# Country Total Patents
#1 Republic of Korea 18

Patent filings per year

Chart showing CHANG JONG YOONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chang Jong Yoon 16
#2 Chang Yoon Jung 2
#3 Park Ahn Su 2
#4 Chang Min Ho 2
#5 Chang Jong Oh 2

Latest patents

Publication Filing date Title
KR20090049002A Drinking water production device by solar
KR20090049003A Where and how bone processing
KR20050002686A Compressive recycling system for use with construction styrofoam waste mixed with foreign materials
KR20050002685A Styrofoam waste crusher for recycling styrofoam waste by separating foreign materials adhered to styrofoam waste
KR20010021481A Circulation Filtration (Sprinkling, Foam, Physics, Biology) and Low Pressure Hydro Power Systems
KR20010040226A Hanging Reef and Floating Blasting Facility
KR20010098334A Wind power
KR20010102812A Prefabricated Long Life Tank
KR20010106063A Floating sewage treatment system
KR20010106062A Vacuum Condensing Solar Boiler
KR20010091835A Parallel prefabricated structure using connectors on pipes
KR20010039663A Prefabricated papanel
KR20010081918A Circulation Settling Drain Pipe
KR20010029805A Depth Control Vertical Pump
KR20010091834A Prefabricated structure using connector on pipe
KR20010020996A Floating Automatic Pneumatic Pump
KR20010015032A Futuristic cage farming system
KR20000066909A Oxygen/air provider