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PROPOWER RENEWABLE ENERGY SHANGHAI CO LTD

Overview
  • Total Patents
    13
About

PROPOWER RENEWABLE ENERGY SHANGHAI CO LTD has a total of 13 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets materials and metallurgy, surface technology and coating and environmental technology are N E D SILICON S P A, 6N SILICON INC and SILICOR MAT INC.

Patent filings in countries

World map showing PROPOWER RENEWABLE ENERGY SHANGHAI CO LTDs patent filings in countries

Patent filings per year

Chart showing PROPOWER RENEWABLE ENERGY SHANGHAI CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shi Jun 13
#2 Zong Weifeng 5
#3 Cheng Suling 4
#4 Tong Chen 2
#5 Shui Chuan 2
#6 Sun Wenbin 2
#7 Li Huajie 1
#8 Suling Cheng 1
#9 Chen Tong 1
#10 Lu Yufeng 1

Latest patents

Publication Filing date Title
CN104099663A Crucible guard board of polysilicon ingot furnace, and use method thereof
CN103011168A Cleaning method of polycrystalline silicon raw material
CN102995103A Crucible used for preparing quasi-monocrystalline silicon ingot, and quasi-monocrystalline silicon ingot growth method
CN102953117A Method for casting silicon ingot
CN102862988A Vacuum solid purification method of silicon by powder metallurgy
CN102732959A Polysilicon ingot furnace and polysilicon ingot casting method
CN102153087A Double-chamber single-connection vacuum degassing furnace and preparation method of solar-level polysilicon
CN102001664A Double-chamber duplex vacuum circulation degassing furnace and preparation of solar grade polycrystalline silicon
CN102453955A Crucible coating for purification and ingot casting of solar grade polysilicon and preparation method thereof as well as crucible
CN102452837A Crucible for external refining for preparation of solar grade polysilicon as well as preparation method of crucible
CN102285657B Method for removing boron impurities in solid silicon
CN101445246A Method for removing phosphorus and boron from silicon dioxide mine