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DAI MINGHUA

Overview
  • Total Patents
    26
  • GoodIP Patent Rank
    164,796
About

DAI MINGHUA has a total of 26 patent applications. Its first patent ever was published in 2000. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United Kingdom. Its main competitors in its focus markets optics and medical technology are KANDA OPTICAL, SHAO JIERU and SPERIAN EYE & FACE PROT INC.

Patent filings per year

Chart showing DAI MINGHUAs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Dai Minghua 25
#2 Dai Yaodong 5
#3 Dai Minghua Dai 1

Latest patents

Publication Filing date Title
CN110133838A Instrument is looked far into the distance in read-write
CN110082903A Mirror is looked far into the distance in read-write
CN110109263A Instrument is looked far into the distance in a kind of read-write
CN108957787A Full foot of rectifying improves amblyopia or prevents the spectacle lens and therapeutic equipment of astigmatism and deteriorating vision
CN108957789A Prevent visual field asymmetry from leading to the spectacle lens and therapeutic equipment of dioptric deterioration and visual fatigue
CN108957788A The grid type defocus spectacle lens and therapeutic equipment for inhibiting axis oculi to increase
CN106154575A A kind of suppress the lens of development of myopia, glasses and read-write instrument
CN106344261A Myopia prevention and treatment eye mask, glasses and reading and writing instrument for avoiding peripheral defocus
CN105640750A Myopia prevention and treatment system
CN103268023A Myopia prevention and treatment glasses for controlling head position and sitting posture
CN102692730A Multi-element lens for controlling defocus and eye diopter and application thereof
CN102614397A Preparation method for traditional Chinese medicine lotion for treating hemorrhagic type ecthyma
EA013804B1 Myopia prevention instrument
US2009040459A1 Device for preventing and treating myopia
CN1325666A Physiotherapeutic apparatus for preventing and treating myopia