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POLATECHNO CO LTD

Overview
  • Total Patents
    137
  • GoodIP Patent Rank
    12,585
  • Filing trend
    ⇧ 143.0%
About

POLATECHNO CO LTD has a total of 137 patent applications. It increased the IP activity by 143.0%. Its first patent ever was published in 1999. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Taiwan. Its main competitors in its focus markets optics, transport and basic materials chemistry are WEBER MICHAEL F, PHOTONYX AS and VISITRET DISPLAYS OUE.

Patent filings per year

Chart showing POLATECHNO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koma Norio 37
#2 Nishikata Takahiko 22
#3 Koma Tokuo 19
#4 Hashizume Masaharu 18
#5 Yamamoto Michiyuki 17
#6 Takeichi Yoshitaka 12
#7 Ishinabe Takahiro 11
#8 Fujikake Hideo 11
#9 Fujiwara Daichi 10
#10 Tanaka Kouichi 9

Latest patents

Publication Filing date Title
WO2020235413A1 Optical element or polarizing plate, and eyewear using same
WO2020203640A1 Polarizing element containing cellulose nanofibers (cnf) and polarizing plate
WO2019221000A1 Photosensitive resin composition and antiglare film
WO2019203155A1 Anti-glare hard coat film and optical member using same
WO2019216120A1 Polarization plate and display device using polarization plate
WO2019198581A1 Anti-glare front panel, and display device and vehicle information display device using same
JP2020166097A Polarizing plate with silica layer and manufacturing method therefor
WO2019194047A1 Copolymerization polymer, adhesive agent composition, and optical member containing same
JP2020148925A Display device and polarizing plate
JP2020145036A Lamp for movable body
JP2020140934A Lamp for movable body
JP2020129069A Image display device equipped with polarizing plate
JP2020101683A Wire grid type polarizer and method for manufacturing the same
KR20200084337A Polarizing member and head-up display device having same
WO2019116760A1 Optical laminate, and polarizing lens and eye wear each equipped with same
JP2020042111A Display device using polarizing layer
JP2018159943A Imaging device and head-up display using optical filter, and method for manufacturing optical filter
JP2019211490A Polarizing member and head-up display including the same
JP2019203911A Display device and polarizing member
CN110573950A Liquid crystal display device and optical element