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.
# | Country | Total Patents | |
---|---|---|---|
#1 | Japan | 39 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Chemical engineering | |
#3 | Environmental technology | |
#4 | Electrical machinery and energy | |
#5 | Machine tools | |
#6 | Medical technology | |
#7 | Packaging and shipping |
# | 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 |
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 |