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HAM YOON SIK

Overview
  • Total Patents
    31
About

HAM YOON SIK has a total of 31 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Republic of Korea and China. Its main competitors in its focus markets basic materials chemistry, thermal processes and textiles and paper are AMUNDSEN IVAR, NIHON FREEZER CO LTD and PSK RES LLC.

Patent filings in countries

World map showing HAM YOON SIKs patent filings in countries
# Country Total Patents
#1 Republic of Korea 30
#2 China 1

Patent filings per year

Chart showing HAM YOON SIKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ham Yoon Sik 28
#2 Jung Hai Mi 27
#3 Lim Chae-Kwang 2
#4 Haimi Ham Yoon-Sik Jung 1

Latest patents

Publication Filing date Title
KR20130023502A High pressure container production method with flow formimg process
KR20060096954A Near azeotropic mixed refrigerant
KR20060096953A Near azeotropic mixed refrigerant
KR100633732B1 R22 substitute mixed refrigerant
CN101006154A R502, r12 or r22 substitute mixed refrigerant and refrigeration system using thereof
KR100633731B1 R12 and r134a substitute mixed refrigerant
KR20060018800A R12 and r22 substitute mixed refrigerant and refrigeration system using thereof
KR100633730B1 R12 substitute mixed refrigerant
KR100616773B1 Azeotropic and near azeotropic mixed refrigerant including r32
KR100616769B1 Azeotropic and near azeotropic mixed refrigerant including r143a
KR100616772B1 Near azeotropic mixed refrigerant
KR100616771B1 Near azeotropic mixed refrigerant
KR100616770B1 Near azeotropic mixed refrigerant including r32
KR100540281B1 R502 and r22 substitute mixed refrigerant and refrigeration system using thereof
KR100540282B1 R502 and r22 substitute mixed refrigerant and refrigeration system using thereof
KR100540279B1 R502 and r22 substitute mixed refrigerant and refrigeration system using thereof
KR100540286B1 R12 substitute mixed refrigerant and refrigeration system using thereof
KR100540285B1 R12 and r22 substitute mixed refrigerant and refrigeration system using thereof
KR100540283B1 R12 or r22 substitute mixed refrigerant and refrigeration system using thereof
KR100540280B1 R502 and r22 substitute mixed refrigerant and refrigeration system using thereof