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HANMAUM ENERGY SCIENCE INST CO

Overview
  • Total Patents
    12
About

HANMAUM ENERGY SCIENCE INST CO has a total of 12 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets electrical machinery and energy, materials and metallurgy and civil engineering are SEH LTD, ZIELINSKI ADOLF HERBERT ASTOR and PRIPPELL TECH LLC.

Patent filings in countries

World map showing HANMAUM ENERGY SCIENCE INST COs patent filings in countries
# Country Total Patents
#1 Republic of Korea 12

Patent filings per year

Chart showing HANMAUM ENERGY SCIENCE INST COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bae Youn Soo 9
#2 Bae Yeon Su 3
#3 Kim Kwan Myung 2
#4 Choi Kwae Ho 1
#5 Park Yi Seok 1
#6 Kim Su Woong 1
#7 Kweon Sung Kon 1

Latest patents

Publication Filing date Title
KR20070117096A Electric potential switching for ac machine
KR20060083886A Low torque type alternator magnetic circuit
KR20070047407A Boost inverter
KR20070038273A Parallel combined step-down and boost converter for energy regeneration
KR20070010253A Non-inductive choke coil
KR20060048621A Multi-functional control invert circuit and multi-winding for applied multi-functional power source
KR20060048330A Component type magnet indution coil and the usage of its' coil
KR20050026340A A composition of titanium alloy strengthened by carbide precipitation and its heat treatment method
KR20060000397A Alternators magnetic circuit
KR20040041524A Control system of Magnetic Circuit Using 3functional coil
KR20030039945A Alternators Magnetic Circuit Using Revolving Current
KR20010105747A Magnetic Circuit Using Swiching