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YUHONG XIA

Overview
  • Total Patents
    12
About

YUHONG XIA has a total of 12 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are FEDERAL NOE G BJUDZHETNOE UCHREZHDENIE NAUKI INST KHIM TVERDOGO TELA I MEKHANOKHIMII SIB OTDEL ROSSI, MORITA YOSHIZO and FEDERAL NOE G BJUDZHETNOE OBRAZOVATEL NOE UCHREZHDENIE VYSSHEGO PROFESSIONAL NOGO OBRAZOVANIJA SEV K.

Patent filings in countries

World map showing YUHONG XIAs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing YUHONG XIAs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yuhong Xia 12
#2 Xiuqian Xia 1

Latest patents

Publication Filing date Title
CN102230545A Evacuation air-bleed water-drain valve device
CN102226481A Pneumatic switching device
CN102095015A Emptying water drain valve of solar water heater and pneumatic clutch switch thereof
CN102011878A Bistable emptying water drain valve of solar water heater
CN101923938A Electromagnetic coil device
CN101776167A Check valve
CN101782156A Full water self-closing exhaust valve used for solar water heater
CN102102767A Directly operated type general electromagnetic valve
CN101696744A Safety pressure-limiting valve
CN101696736A Valve
CN101696827A Emptying water drain valve for solar water heater and clutch thereof
CN101055042A Water tap