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LIANG ZHIHUA

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    75,328
  • Filing trend
    ⇩ 66.0%
About

LIANG ZHIHUA has a total of 23 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 1999. It filed its patents most often in China. Its main competitors in its focus markets agriculture, measurement and civil engineering are GLEN ALDEN CORP, HWANG CHANG YEON and AGRIPLAST SRL.

Patent filings in countries

World map showing LIANG ZHIHUAs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing LIANG ZHIHUAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liang Zhihua 22
#2 Wang Bingzhan 4
#3 Guan Jian 4
#4 Li Ying 4
#5 Bao Xiaomei 3
#6 Zhang Liping 3
#7 Xia Zhichao 3
#8 Wang Dongxing 3
#9 Mei Lifeng 3
#10 Zhang Zengjun 2

Latest patents

Publication Filing date Title
CN111665080A Soil sampling device for highway engineering
CN108343046A A kind of intelligent apparatus being intelligently compacted monitoring for road foundation road surface
CN107356733A A kind of intelligent highway in seasonal frost region roadbed service condition evaluation system
CN107379685A A kind of novel road roadbed composite
CN107358602A A kind of long-term kinetic stability evaluation system of highway subgrade bedding
CN104829276A Preparation method of disease-free nutritional soil
CN104770167A Cultivation method for muskmelon
CN104770166A Seeding method at vegetable seedling raising period
CN104838755A Capsicum seed processing method
CN104788182A Agent for preventing and controlling vegetable diseases
CN104770163A Planting method for improving yield and quality of American ginseng
CN104770162A Planting method for improving quality and yield of fritillaria pallidiflora
CN104770161A Planting method for improving quality and yield of radix bupleuri
CN104770164A Planting method for improving yield and quality of American ginseng
CN104855072A Planting method for improving quality and yield of Chinese thorowax root
CN104782412A Agricultural planting box
CN104774126A Soil modifier
CN104770234A Agricultural planting device
CN104845634A Soil activator
CN104756640A Pretreatment method for astragalus seeds