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HE XIANWEN

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    124,557
About

HE XIANWEN has a total of 24 patent applications. Its first patent ever was published in 2000. It filed its patents most often in China and United States. Its main competitors in its focus markets environmental technology, agriculture and civil engineering are SHANGHAI CAIKE INDUSTRY CO LTD, BIN LIU and SUZHOU ZHENGZHIHUN PATENTED TECHNOLOGY SERVICES CO LTD.

Patent filings in countries

World map showing HE XIANWENs patent filings in countries
# Country Total Patents
#1 China 23
#2 United States 1

Patent filings per year

Chart showing HE XIANWENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Xianwen 24
#2 Xu Zhifang 10
#3 Lao Zhongfen 1
#4 Pan Wenshuo 1

Latest patents

Publication Filing date Title
CN111512859A Soil heating device for facility agriculture
CN111512860A Heating device for facility agriculture space
CN111512861A Facility agriculture cooling device
CN110663420A Device for cooling facility agriculture space and heating plant roots in vertical insertion mode
CN105317634A Inertia energy device
CN104500355A Railway inertia energy generator
CN104499748A Elevator type underground parking garage
CN104500354A Inertia energy road object power generation device
CN104501436A Device for improving utilization of clean energy
CN104488596A Cultivation device for low-carbon energy raw materials with high annual yield of 3 to 4 crops
CN104499764A Flagpole capable of achieving flutter with the wind
CN104488658A Transplanting, nutrient-supplying and life-preserving device for ancient and famous trees
CN104509257A Tree nutrition supply apparatus
CN104499763A Intelligent blowing flag raising and lowering device
CN104056031A Traditional Chinese medicine health care composition for reducing blood sugar
CN104055102A Anti-aging dietotherapy composition
US2013302699A1 Non-Aqueous Electro-Chemical Battery and Method of Preparation Thereof
CN1504076A Design method for full-temperature control environmental protection booth and temperature control system thereof
CN1504536A Soil wet and heat preservation technology
CN1411690A Suspended greening cultivation seedling-cultivating method and its equipment