Learn more

WEIHAI HANFU BIOCHEMICAL PHARMACEUTICAL CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    196,533
About

WEIHAI HANFU BIOCHEMICAL PHARMACEUTICAL CO LTD has a total of 12 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets organic fine chemistry and chemical engineering are CHEM SYSTEMS, JIANGSU BEYOND CHEMICALS CO LTD and POLAK & SCHWARZ S ESSENCEFABRI.

Patent filings in countries

World map showing WEIHAI HANFU BIOCHEMICAL PHARMACEUTICAL CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing WEIHAI HANFU BIOCHEMICAL PHARMACEUTICAL CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yuting Wang 7
#2 Xieyang Song 7
#3 Weike Duan 7
#4 Jibo Dong 4
#5 Shiwen Zhang 3
#6 Liu Wenbo 3
#7 Chen Lei 2
#8 Wang Ruizhe 2
#9 Zhang Yuchao 2
#10 Zhang Lin 2

Latest patents

Publication Filing date Title
CN111646879A Preparation method of 2-methyl-4-chloro
CN111517968A Continuous production system and method for 1, 3-diamino-2-hydroxypropane
CN111253280A Method for continuously producing and rapidly converting diazonium salt
CN110384948A A kind of continuous extraction apparatus
CN110339794A A kind of novel special reaction kettle agitating device
CN102047875A Trifloxystrobin suspending agent and preparation method thereof
CN102057933A Suspending agent containing chlorantraniliprole and novaluron and preparation method thereof
CN102047878A Pendimethalin emulsion in water and preparation method thereof
CN102047881A 2, 4-dichlorphenoxyacetic acid butyl ester water emulsion and preparation method thereof
CN102027899A Trifloxystrobin water emulsion and preparation method thereof
CN102057899A Phoxim emulsion in water (EW) and preparation method thereof
CN102027898A Novaluron EW (Emulsion in Water) and preparation method thereof