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WUHU TONGCHAO PREC MACHINERY CO LTD

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    54,634
  • Filing trend
    ⇧ 71.0%
About

WUHU TONGCHAO PREC MACHINERY CO LTD has a total of 29 patent applications. It increased the IP activity by 71.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating, machine tools and chemical engineering are SHANGHAI ZICHUANG COATING TECH CO LTD, GOTTFRIED BUCHERT and DOBSON C D.

Patent filings in countries

World map showing WUHU TONGCHAO PREC MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 29

Patent filings per year

Chart showing WUHU TONGCHAO PREC MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Hao 13
#2 Huang Yanfang 10
#3 Si Qifeng 7
#4 Wang Hui 6
#5 He Xinyu 5
#6 Song Wei 4
#7 Qiang Jun 4
#8 Yang Bin 4
#9 Zhang Kuan 4
#10 Wang Tao 3

Latest patents

Publication Filing date Title
CN111975374A Shaping device for heating machine base and flatness shaping treatment process for heating machine base
CN111854410A Purging device for diffuser of chemical vapor deposition apparatus
CN111791142A Automatic grinding equipment for large-size electrode
CN111564356A Lower electrode surface dielectric layer and manufacturing process thereof
CN110961489A Flatness thermal shaping treatment process of gas diffuser
CN110923729A Stripping liquid and stripping method for dry etching of anodic oxide film of upper electrode plate
CN110571184A Supporting device for dry etching machine
CN110512253A A kind of process of surface treatment before the anodic oxidation for heating pedestal
CN110241403A A kind of heater and preparation method thereof reducing the temperature difference and application
CN110060912A Prevent dry etching lower electrode surface glass substrate from carrying on the back the structure and its process scraped
CN109604245A A kind of organic glass surface contaminant cleaning treatment method
CN109112458A A kind of regeneration technology preprocess method of dry etching lower electrode
CN109158677A A kind of dry etching lower electrode surface covering Milling Process Cutting tool and its processing method
CN109305824A A kind of restorative procedure of dry etching component ceramic layer damage
CN109317387A A kind of method for sealing of ceramic coating
CN109048684A A kind of sand-blasting machine automatic rotating nozzle structure and spinning solution
CN109161839A A kind of etching machine bench alumilite process component regeneration preparation process
CN109182945A It is a kind of that for improving, semiconductor chambers aluminium is molten to be penetrated the molten of layer service life and penetrates technique
CN108977864A A kind of process improving etching machine bench top electrode service life
CN109082623A A kind of production method of dry etching lower electrode surface salient point