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LI YONGTANG

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    157,054
  • Filing trend
    ⇩ 100.0%
About

LI YONGTANG has a total of 17 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2003. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets thermal processes, environmental technology and consumer goods are TARAS MICHAEL F, KOA SEISAKUSHO KK and KIM BONG SUCK.

Patent filings in countries

World map showing LI YONGTANGs patent filings in countries

Patent filings per year

Chart showing LI YONGTANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yongtang 17
#2 Wu Lijun 1

Latest patents

Publication Filing date Title
CN110345654A B-grade condensation formula condenser system
CN110260694A Plate journey shunt plate heat exchanger
CN110030767A Heating-cooling double-effect shunt energy recycling system
CN110030766A Subregion mixes streaming energy recycling system
CN110081744A Shell-and-plate high flow rate stepped heat exchange system
CN109813140A Combined-flow devaporizer
CN107401736A System occurs for the low-pressure steam of blanching pool
CN107062949A Evaporating air-cooling double-effect heat exchange device
CN105091403A Comprehensive water-saving and energy-saving system for power generation set
CN105080177A Efficient separation and vacuum condensation system for non-condensable gas
CN103486801A Continuous food refrigeration device
CN101033905A Mono-frozen machine
CN101028706A Spanner
CN1965707A Food individual quick freezing machine
CN1967107A Food freezer
CN1544865A Single-unit foodstuff quick freezing machine