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PYEONG SAN CO LTD

Overview
  • Total Patents
    12
About

PYEONG SAN CO LTD has a total of 12 patent applications. Its first patent ever was published in 2005. It filed its patents most often in Republic of Korea and China. Its main competitors in its focus markets machine tools, materials and metallurgy and environmental technology are FIRTH RIXSON LTD, ZHUZHOU CRRC TIMLY FORGE CO LTD and KALYANI BABASAHEB NEELKANTH.

Patent filings in countries

World map showing PYEONG SAN CO LTDs patent filings in countries
# Country Total Patents
#1 Republic of Korea 9
#2 China 3

Patent filings per year

Chart showing PYEONG SAN CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shin Dong Soo 3
#2 Kim Chang Ki 2
#3 Kang Jong Hoon 2
#4 Kang Woo Suk 2
#5 Kim Hyun Jun 2
#6 Kwon Yong Chul 2
#7 Song Myung Jun 2
#8 Kang Jong Hun 2
#9 Jo Hong Il 2
#10 Kim Young Myung 2

Latest patents

Publication Filing date Title
KR20130092865A A apparatus and method of ring rolling for product with asymmetrical cross section
KR20130092861A A method for production of flange for wind tower
KR20120102213A A fixture of shaft for wind-driven generator
KR20120052658A Method of manufacturing door frame in wind tower
KR20120008587A method of manufacturing door frame in wind tower
KR20100101542A Bearing for generator using wind power and coating method of bearing
KR100935113B1 Rapid air cooling apparatus for heat treatment
KR100935112B1 Rapid water cooling apparatus for heat treatment
KR20070010471A Trailer for transporting disc-type member