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HANDA PREC ELECT SCIENCE TECH

Overview
  • Total Patents
    21
About

HANDA PREC ELECT SCIENCE TECH has a total of 21 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are VNI K I MYASNOJ PROMY, KH PROIZV KHIM FARMATSEVTICHES and HU PANCHENG.

Patent filings in countries

World map showing HANDA PREC ELECT SCIENCE TECHs patent filings in countries
# Country Total Patents
#1 China 21

Patent filings per year

Chart showing HANDA PREC ELECT SCIENCE TECHs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wu Zhengdao Tan 3
#2 Yin Yingdeng 3
#3 Wu Zhengdao 3
#4 Chen Qiliang Wang 2
#5 Jiangfeng Wang 2
#6 Wang Kefeng 2
#7 Shun Zhao 2
#8 Kefeng Wang 2
#9 Qiliang Chen 1
#10 Lin Zhuangkun Liu 1

Latest patents

Publication Filing date Title
CN101024877A Magnesium alloy chemical nickel-plating method
CN1940136A Magnesium-alloy surface treatment
CN1940134A Magnesium-alloy chemical nickel coating method
CN1940122A Magnesium-alloy surface coating method
CN1939760A Surface spray coating process by airflow
CN1939666A Magnesium-alloy surface pre-treatment
CN1939761A Surface coating treatment by water flow
CN1940125A Method for coating EMI metal film layer and adhering plastic matrix at vacuum
CN1939971A PC/ABS disposable recovering composition and its use
CN1939759A Surface spray coating process
CN1939970A PC/ABS disposable recovering composition and its use
CN1896293A Treatment of high-resistance metal semi-mirrow coloring mass on transparent plastic surface
CN1896141A Composition for recovering and utilizing polycarbonate/ABS engineering plastic and its production
CN1895848A LCP substrate-material sputtering coating pretreatment against EMI coated film
CN1896295A LCP substrate sputtering coating treatment against EMI coating
CN1896292A Treatment for plastic surface with color lustre and metal mass
CN1896138A Polycarbonate/ABS composition and its production
CN1896291A Metal semi-lens color and mass treatment for transparent rubber surface
CN1896294A Pretreatment of physical coating on PC/ABS plastic substrate
CN1896674A Improvement of metal radiating fin radiating speed by nano-carbon tube coating