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PYUNGHWA OIL SEAL IND CO LTD

Overview
  • Total Patents
    185
  • GoodIP Patent Rank
    12,184
  • Filing trend
    ⇧ 6.0%
About

PYUNGHWA OIL SEAL IND CO LTD has a total of 185 patent applications. It increased the IP activity by 6.0%. Its first patent ever was published in 2009. It filed its patents most often in Republic of Korea. Its main competitors in its focus markets mechanical elements, macromolecular chemistry and polymers and machines are PYUNGHWA OIL SEAL INDUSTRY CO, GUANGZHOU JST SEALS TECH CO LTD and WUXI XIZHOU END SOCKET MFG CO LTD.

Patent filings in countries

World map showing PYUNGHWA OIL SEAL IND CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 185

Patent filings per year

Chart showing PYUNGHWA OIL SEAL IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kang Dong Gug 23
#2 Jeon Hyeong Ryeol 15
#3 Kim Dong Hyun 13
#4 Park Eun Min 11
#5 Lee Hae Sung 11
#6 Sung Jae Hyuk 11
#7 Jung Won Kyo 10
#8 Kang Young Im 10
#9 Hur Byung Ki 10
#10 Kim Chun Taek 9

Latest patents

Publication Filing date Title
KR20210030792A Oil seal and method for fabricating the same
KR20210028532A D-ring and machine with the same
KR20210028533A Bumper stopper
KR20210025343A Sealed housing
KR20210019225A Spring-less oil seal
KR20210003399A Gasket for sealing
KR20210000619A Sealing gasket and machine with the same
KR20200144303A Rubber Composition of Damper for Pedal Smulator
KR20200140659A Gasket for sealing and fluid line assembly with the same
KR20200140658A Gasket for sealing
KR20200140660A Gasket for sealing
KR20200131099A Rubber composite of damping washer seal
KR20200129597A Gasket for sealing
KR20200129598A Sealing washer
KR20200125283A Gasket for sealing
KR20200120434A Oil seal for shock absorbers with improved friction
KR20200120433A Metal plate for separator of fuel cell and method for manufacturing gasket integrated separator using the same
KR20200119598A Durability improved oil seal for car break module
KR20200119599A Combination of slinger and oil seal
KR20200117322A Sealing device with accumulation pressure relief function