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OPNUS KK

Overview
  • Total Patents
    57
  • GoodIP Patent Rank
    183,802
  • Filing trend
    ⇩ 100.0%
About

OPNUS KK has a total of 57 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2003. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering are AUTOMOBILE VENTILATION, TOYO KITCHEN & LIVING CO LTD and INFUNIKKUSU KK.

Patent filings in countries

World map showing OPNUS KKs patent filings in countries
# Country Total Patents
#1 Japan 57

Patent filings per year

Chart showing OPNUS KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Minemura Hiroyuki 20
#2 Saito Morimasa 7
#3 Minemura Yoichi 7
#4 Otani Munehiro 6
#5 Shimizu Yukio 4
#6 Tani Hirobumi 4
#7 Noda Akinori 3
#8 Hoshino Atsushi 2
#9 Kawatsure Katsumi 2
#10 Takeyama Eiji 1

Latest patents

Publication Filing date Title
JP2020204154A Locking/unlocking device
JP2020176453A Door lock device
JP2019073872A Cylinder lock and inner cylinder thereof
JP2018025091A Authentication system and authentication method
JP2018184768A Button lock
JP2018184767A Lock
JP2018016995A Locking/unlocking device
JP2015014135A Steering wheel lock
JP2015010356A Lock/unlock discrimination key
JP2014227654A Cylinder lock
JP2014173397A Door pull-in device
JP2013256826A Cylinder lock
JP2013079499A Dial lock and series thereof
JP2012177234A Door opening assisting lock
JP2012107459A Door handlebar device
JP2012087575A Cylinder lock
JP2012067535A Locking and unlocking system for automatic vending machine and electric lock thereof
JP2011052526A Inverted latch lock for door
JP2011144549A Lock device
JP2011127272A Structure and method for mounting locking/unlocking device