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ZHEJIANG KAIHUA MOULDS CO LTD

Overview
  • Total Patents
    46
  • GoodIP Patent Rank
    71,759
  • Filing trend
    ⇩ 87.0%
About

ZHEJIANG KAIHUA MOULDS CO LTD has a total of 46 patent applications. It decreased the IP activity by 87.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets machines, machine tools and transport are CHERNOVITS PROIZV OB ELEKTR, YASUDA YOICHI and KUNSHAN KUNYE MACHINERY DESIGN CO LTD.

Patent filings in countries

World map showing ZHEJIANG KAIHUA MOULDS CO LTDs patent filings in countries
# Country Total Patents
#1 China 46

Patent filings per year

Chart showing ZHEJIANG KAIHUA MOULDS CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Li Guo 21
#2 Liang Zhenghua 15
#3 Guo Li 11
#4 Chunfang Wang 3
#5 Zhenghua Liang 2
#6 Changsheng Chen 1
#7 Bing Zhang 1
#8 Jiang Weiyuan 1

Latest patents

Publication Filing date Title
CN112108835A Processing method of injection mold deep cavity core built-in spiral copper pipe
CN110450357A Injection mould slanted spring assembly long range side core-pulling mechanism
CN109109278A The side action sliders strength positioning mechanism of injection mold
CN108068286A Fretting map depth chamber molding mold cavity core cooling body
CN107877792A Fretting map exhaust structure of injection mold
CN107756743A The secondary demolding mechanism of the tiny projection of injection mold
CN107553837A Injection mold straight top type angled-lift splits wide-angle small―gap suture side core-pulling mechanism
CN107457967A Barb demoulding mechanism in plastic tray injection mold side
CN107020927A Micro-foamed plastic automobile door plate with Persian post
CN107031002A Frothing injection mould gate independence cooling body
CN106994766A Deep chamber thick-walled plastic part fretting map injection mold
CN106584773A Anti-mold-sticking mechanism for cavity side of injection mold
CN105881836A Delayed side core-pulling mechanism of injection mold
CN105328876A Three-way core-pulling mechanism of injection mold
CN105252718A Side edge inclined wedge upper-lower inner upturned double demolding mechanism for injection mold
CN104972620A Injection mold injection part side edge upper and lower internal reversed buckles demoulding mechanism
CN104985762A Inner annular backoff demoulding mechanism for injection mould cavity piece
CN104842520A Injection mold fixed mold side inclined ejector inner core pulling mechanism
CN104802367A Side core-pulling mechanism used for injection mold and provided with fixed die side inclined ejector block driven by kiss-off part
CN104400970A Injection die horizontal and vertical direction combination loose core mechanism