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WOO SUNG VACUUM CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    204,175
  • Filing trend
    ⇩ 100.0%
About

WOO SUNG VACUUM CO LTD has a total of 11 patent applications. It decreased the IP activity by 100.0%. 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 engines, pumps and turbines and machines are ALLIANCE COMPRESSORS INC, DUPPERT RONALD J and HILL COMPRESSOR & PUMP COMPANY.

Patent filings in countries

World map showing WOO SUNG VACUUM CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 11

Patent filings per year

Chart showing WOO SUNG VACUUM CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Engines, pumps and turbines
#2 Machines

Focus technologies

# Technology
#1 Rotary-pistons
#2 Unspecified technologies
#3 Rotary pistons

Top inventors

# Name Total Patents
#1 Kim Deok Gyeom 7
#2 Kim David 4

Latest patents

Publication Filing date Title
KR101925975B1 Oil ratary vacuum pupm
KR20160072962A Roots pump having improved structure
KR20160029453A Two stages type's dry vacuum pump
KR101593928B1 Oil rotary vacuum pupm
KR20030015422A Roots vacuum pump
KR20030015421A Dry vacuum pump
KR20030015420A Cylinder structure of vacuum pump
KR20020078458A Rotary vane type vacuum pump rota
KR20010063398A Gas ballast valve apparatus of vacuum pump
KR20010063397A Rotary vane type vacuum pump
KR20010063399A Vacuum pump apparatus having improved sealing structure