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LONGHAO QUAN

Overview
  • Total Patents
    27
About

LONGHAO QUAN has a total of 27 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 ITAKE SHOJI KK, Chen bing-song and WATANABE TOKUO.

Patent filings in countries

World map showing LONGHAO QUANs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing LONGHAO QUANs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Longhao Quan 27
#2 Canzhen Li 3
#3 Maogan Zhong 3
#4 Jianhua Wang 1
#5 Jiecong Chen 1

Latest patents

Publication Filing date Title
CN102661435A Biswitch automatic spraying valve
CN102788521A Constant temperature radiator
CN102669308A Edible tigernut sedge and soybean blend oil
CN102679031A Temperature control valve capable of being cleaned and maintained on line
CN102669530A Preparation method for cyperus esculentus powder
CN102679001A Temperature-presettable multi-drive self-operated fire valve
CN102524853A Tiger nut sauce and preparation method thereof
CN102563198A Manual passive automatic fire valve
CN102524845A Tiger nut eight ingredient porridge and preparation method thereof
CN102550686A Tiger nut yogurt and preparation method thereof
CN102379320A Production technology of cyperus flour
CN102338230A Three-way electric switching valve
CN102235506A Anti-freezing sequencing valve for heating system
CN102235505A Electric control valve
CN102235544A Passive automatic switching valve for heating system
CN101943145A Generation method and structure principle thereof
CN101936568A Indoor constant temperature device for supplying heat according to time program
CN101832648A Temperature control system for water segregator valve
CN101737556A Automatic temperature control valve with cleanable valve plug
CN101733843A Self-operated thermostatical gas distributor