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GUOHUA ZHANG

Overview
  • Total Patents
    19
About

GUOHUA ZHANG has a total of 19 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and medical technology are SAKURAI SEIGI KK, WUXI MAYIWEIWEI TECHNOLOGY CO LTD and VNII MED INSTR.

Patent filings in countries

World map showing GUOHUA ZHANGs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing GUOHUA ZHANGs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Guohua Zhang 19
#2 Baolin Ma 4
#3 Cunshan Li 2
#4 Guiquan Zhang 1
#5 Peng Zhang 1
#6 Zhiying Liu 1
#7 Jingqian Zhang 1
#8 Xiaoyu Ma 1
#9 Jingjun An 1
#10 Yunzeng Yuan 1

Latest patents

Publication Filing date Title
CN102644948A Microwave heating system
CN102644947A Microwave heating device
CN102644949A Heating device
CN102644950A Heating system
CN102653994A Solar shower room
CN102551906A Toothpick
CN102033709A Honeycomb soft keyboard layout for touch screen of mobile phone
CN102396561A Bug killing water
CN102396455A Anti-moth agent
CN102396574A Roach killer
CN101799711A CPU phase-change radiator
CN101874694A Adjustable head shaping pillow for infants
CN101349097A Solid wood granule floor and method of preparing the same
CN101225702A Plastic continuous edge-sealed particleboard floor and production method thereof
CN101157240A Gingkgo wood EO moistureproof health type shaving board and its preparing method
CN101116991A High-strength shaving board and production process thereof
CN101135194A Four-in-one healthy floor
CN101070611A Gallium-nitride metal organic-matter chemical gas-phase depositing apparatus for super-high vertical reactor
CN1943479A Adjustable baby head fixed pillow