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KOHA CO LTD

Overview
  • Total Patents
    284
  • GoodIP Patent Rank
    19,486
  • Filing trend
    ⇩ 60.0%
About

KOHA CO LTD has a total of 284 patent applications. It decreased the IP activity by 60.0%. Its first patent ever was published in 1997. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets semiconductors, electrical machinery and energy and surface technology and coating are DONGGUAN INSTITUTE OF OPTO ELECTRONICS PEKING UNIV, HEFEI IRICO EPILIGHT TECHNOLOGY CO LTD and GLOBALWAFERS CO LTD.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Aoki Kazuo 105
#2 Shimamura Kiyoshi 54
#3 Garcia Villora Encarnacion Antonia 50
#4 Tone Kentaro 36
#5 Inomata Daisuke 35
#6 Ichinose Noboru 27
#7 Kato Kenji 25
#8 Sano Hiroaki 23
#9 Yoshikawa Yukio 21
#10 Kawamata Masatoshi 20

Latest patents

Publication Filing date Title
JP2019208037A Light-emitting device
JP2021002269A Money amount display device
JP2020190448A Biological information detection device
WO2020100304A1 Planar light-emitting device
JP2018191006A Light-emitting device
JP2019192427A Luminaire and product display device
JP2019125523A Light source module and planar light emitting device
JP2018035373A Fluophor laminate structure
JP2019003473A Operation panel and case for display device
JP2018185436A Display device
JP2018092738A Luminaire
JP2018073792A Luminaire and display
WO2018070000A1 Vending-machine selection-switch device
JP2018006211A Commodity exhibition device
JP2017204522A LED light source device
JP2017199842A LED light source device
JP2017198888A Display device
JP2017191743A Luminaire and commodity display device
WO2016163309A1 Selection switch device for automatic vending machine
JP2017182205A Vending machine display device