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YICHANG DONG

Overview
  • Total Patents
    24
About

YICHANG DONG has a total of 24 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 BALTARUTA SIA, JINLUN HUANG and VNI PK T AKKUMULYATORNYJ INST.

Patent filings in countries

World map showing YICHANG DONGs patent filings in countries
# Country Total Patents
#1 China 24

Patent filings per year

Chart showing YICHANG DONGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Yichang Dong 24
#2 Yanchun He 14

Latest patents

Publication Filing date Title
CN102230679A Connection method for solar heat collector
CN102080889A Alternative scheme for replacing U-shaped copper pipe with solar U-shaped aluminum pipe
CN101561191A Superconducting air vacuum tube
CN101881516A Combined superconductive solar heat-absorbing tube
CN101776335A Antifreezing incubator for pipelines of solar water heater
CN101769642A Heat-accumulation solar heating water heater
CN101749873A Seamless crack-free solar PE heat-preserving pipe
CN101504194A Combined solar heat absorption tube
CN101726124A Temperature-control solar water heater
CN101726116A Multifunction solar hot water air conditioner
CN101726119A Heat absorption pipe
CN101726126A Heat-insulating connecting sleeve of solar pipe
CN101726775A Novel solar internal light-concentrating material plate
CN101726118A All-glass vacuum through type solar heat absorbing tube
CN101545682A Screw and rotary type vacuum heat absorber tube for tracking and internally photospoting solar energy
CN101546025A Magnetic drive and internal photospot rotating parabolic baffle-board
CN101539339A Combined solar vacuum glass heat absorbing pipe
CN101539340A Threaded internal light concentration solar vacuum heat absorbing pipe
CN101372859A Vacuum tube heat absorbing roof
CN101372389A Screw thread type glass tube and production process