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CHANGZHOU WUJIN DONGFANG INSULATING OIL CO LTD

Overview
  • Total Patents
    11
About

CHANGZHOU WUJIN DONGFANG INSULATING OIL CO LTD has a total of 11 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and machines are INKS KK, CHINA BLUESTAR CHENGRAND CHEMICAL CO LTD and CHUNG HUNG TIANJIN INDUSTRY CO.

Patent filings in countries

World map showing CHANGZHOU WUJIN DONGFANG INSULATING OIL CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing CHANGZHOU WUJIN DONGFANG INSULATING OIL CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Xu Jianhua 10
#2 Bintao Li 1
#3 Yuying Li 1

Latest patents

Publication Filing date Title
CN102660235A 1.1-(phenylalkylnaphthyl)ethane isomer used as heat-transfer fluid and preparation method therefor
CN103170295A Reinforced insulation oil reaction kettle
CN103101182A Heating device of extruding machine
CN103101181A Novel extruder heating device
CN103101171A Feeding device of extruding machine
CN103084132A Insulation oil reaction kettle
CN103084131A Insulating oil reaction kettle with flow-guide plate
CN103083994A Insulation oil filtering machine
CN103083944A Insulation oil vacuum separation device
CN103083945A Insulation oil vacuum tank
CN103083964A Insulating oil fine filter