Learn more

CHANG WEIPING

Overview
  • Total Patents
    39
  • GoodIP Patent Rank
    38,969
About

CHANG WEIPING has a total of 39 patent applications. Its first patent ever was published in 2018. It filed its patents most often in Japan. Its main competitors in its focus markets machines, chemical engineering and environmental technology are CHANGZHOU ZHIYOU MENGQI COATING CO LTD, XIE SENTAO and CHANGSHA SHUANGHESHENG ENTERPRISE MAN CO LTD.

Patent filings in countries

World map showing CHANG WEIPINGs patent filings in countries
# Country Total Patents
#1 Japan 39

Patent filings per year

Chart showing CHANG WEIPINGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bai Yan Gang 3
#2 Qiu Yan Xin 3
#3 Wu Ming Wang 2
#4 Tong Ying Tao 2
#5 Meng Ling 2
#6 Liang Zheng Rong 2
#7 Yang Ying Jie 2
#8 Zhang Yu Han 2
#9 He Zhi Hui 2
#10 Rao Guiqing 2

Latest patents

Publication Filing date Title
JP2020203789A Device that prevents contamination by garbage
JP2021001103A Daily glazing equipment for ceramic artworks
JP2021008801A Drowning prevention protective device for dam
JP2020195988A Energy conservation type steam washing equipment
JP2020157028A Car cushion convenient for rest
JP2020082721A Recovery vinyl pretreatment equipment
JP2020082716A Vinyl trash pretreatment equipment
JP2019206069A Foldable household stepladder device