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GUILIN YONGFU HENGDA IND CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    161,047
About

GUILIN YONGFU HENGDA IND CO LTD has a total of 11 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, basic materials chemistry and textiles and paper are GELAN ETS, CITIC TITANIUM IND CO LTD and ZHONGXI NEW MAT (ANHUI) CO LTD.

Patent filings in countries

World map showing GUILIN YONGFU HENGDA IND CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing GUILIN YONGFU HENGDA IND CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qin Zhengwen 11
#2 Lyu Rujin 1

Latest patents

Publication Filing date Title
CN110142104A A kind of Raymond machine perching knife
CN108929570A A kind of method of wet production super fine calcium carbonate
CN108752979A A kind of method that wet method prepares super fine calcium carbonate
CN108948791A A kind of micro mist calcium carbonate dry type preparation method of high-purity
CN108948792A A kind of preparation method of the micro mist calcium carbonate suitable for polymer production
CN108948790A A kind of method of wet-process modified super fine calcium carbonate
CN108743412A A kind of preparation method of micro mist calcium carbonate suitable for toothpaste production
CN108867161A A kind of preparation method of the micro mist calcium carbonate suitable for papermaking
CN108889426A A method of micro mist calcium carbonate is prepared using airflow milling
CN108587241A A kind of preparation method of high fineness calcium carbonate composite powder
CN108359276A A kind of preparation method of high fineness calcium carbonate