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HANGZHOU GREATSTAR TOOL CO LTD

Overview
  • Total Patents
    56
  • GoodIP Patent Rank
    38,058
  • Filing trend
    ⇩ 100.0%
About

HANGZHOU GREATSTAR TOOL CO LTD has a total of 56 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets machine tools, mechanical elements and materials and metallurgy are HANGZHOU GREAT STAR TOOLS CO LTD, ENGINEER INC and PUTSCH GUSTAV KNIPEX WERK.

Patent filings in countries

World map showing HANGZHOU GREATSTAR TOOL CO LTDs patent filings in countries
# Country Total Patents
#1 China 56

Patent filings per year

Chart showing HANGZHOU GREATSTAR TOOL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Weiyi 19
#2 Wang Min 19
#3 Li Yueming 9
#4 Yu Wentian 5
#5 Chi Xiaoheng 2
#6 Weiyi Wang 2
#7 Yin Guobao 1
#8 Ma Mingxing 1

Latest patents

Publication Filing date Title
CN108297017A A kind of ratchet screw driver
CN108262699A A kind of ratchet mechanism and a kind of ratchet wheel clamp of misplace locking and release
CN108262711A Adjustable spanners
CN108118331A A kind of manufacturing method of screwdriver bit and screwdriver bit
CN108115619A A kind of handle and fullering tool
CN107976682A A kind of range unit
CN107866825A A kind of replaceable blade utility knife with double blade
CN107662084A Cutting part and its manufacture method
CN106181805A A kind of clamp
CN106181836A Spanner
CN106141947A A kind of hand-operated tools
CN106142013A Hammer
CN105983954A Hand tool with reliable connection
CN105983921A Ratchet clamp
CN105983934A Adjustable wrench
CN105856276A Power-assisted folding knife
CN104913207A Work light
CN105619299A Wrench
CN105334538A Stud detection device
CN105328596A Locking pliers