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CHANGZHOU JIEJIACHUANG PREC MACHINERY CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    170,015
About

CHANGZHOU JIEJIACHUANG PREC MACHINERY CO LTD has a total of 27 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China and Taiwan. Its main competitors in its focus markets environmental technology, semiconductors and surface technology and coating are SUZHOU RUNYANG PHOTOVOLTAIC TECHNOLOGY CO LTD, LUOYANG COPPER PROC GROUP CO L and LEI GUO.

Patent filings in countries

World map showing CHANGZHOU JIEJIACHUANG PREC MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 26
#2 Taiwan 1

Patent filings per year

Chart showing CHANGZHOU JIEJIACHUANG PREC MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zuo Guojun 20
#2 Guojun Zuo 6
#3 Xia Zhan 2
#4 Deng Jianhua 1
#5 Li Guoqing 1
#6 Dai Hongye 1
#7 Zuo Guo-Jun 1

Latest patents

Publication Filing date Title
CN105220235A A kind of single polycrystalline etching method
CN105133039A Single-crystal and poly-crystal flocking equipment
CN104538503A Showering-type wet-process velvet making equipment with solar silicon chips and method
CN104538297A Method for polishing back surface of silicon wafer
CN104384842A Manufacturing method of tank
CN104332430A Silicon chip online weighing control system and control method thereof
CN103861853A Charge type precise automatic liquid supplementing system and liquid supplementing method of automatic liquid supplementing system
CN103762280A Multi-cavity texturing system
CN103439896A Control system and control method for chained equipment
CN103441070A Texture surface making equipment of crystal silicon wafers and texture surface making method
CN103418592A Upper pressure roller assembly
CN103199005A Cleaning process method of crystal silicon slice
CN103151423A Texturing and cleaning process method of polysilicon wafer
CN102944106A Vacuum drying tank for solar photovoltaic cleaning device
CN102896129A Slowly lifting air exhaust device for solar photovoltaic cleaning tank
CN102896105A Rotating mechanism in cleaning tank
CN102784496A Degasser for liquid drugs in rinse tank
CN102794288A Air draft structure of rinse tank
CN102784765A Connected groove of silicon material acid plant
CN102784763A In-groove pressed-basket protecting system