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TANG HAOQUAN

Overview
  • Total Patents
    12
About

TANG HAOQUAN has a total of 12 patent applications. Its first patent ever was published in 2001. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are YAODONG LIU, MRAZ ZDENEK and KITAMURA TOICHI.

Patent filings in countries

World map showing TANG HAOQUANs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing TANG HAOQUANs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Tang Haoquan 12

Latest patents

Publication Filing date Title
CN103114410A Washing method
CN103246167A Lithographic micromachining method
CN102998697A Method for detecting earthquakes
CN1966305A Method for supplying electricity to electric car by airy railway rail
CN1480375A Flapping wings type airplane of imitating birds
CN1465990A Optical funnel
CN1461717A Integrated railway and highway system
CN1461854A Engineering for emigrating people in sea
CN1453525A Waveguide-imitating solar energy acceptor
CN1445137A Ships of pumping water at two sides
CN1420237A Enclosure sand control engineering
CN1335242A Overhead tramcar