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OPTEX CO LTD

Overview
  • Total Patents
    623
  • GoodIP Patent Rank
    15,131
  • Filing trend
    ⇧ 111.0%
About

OPTEX CO LTD has a total of 623 patent applications. It increased the IP activity by 111.0%. Its first patent ever was published in 1988. It filed its patents most often in Japan, United States and EPO (European Patent Office). Its main competitors in its focus markets measurement, control and civil engineering are AEROSPACE RES, BROWN DE COLSTOUN FRANCOIS and MICROWAVE & ELECTRONIC SYST.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Tsuji Masatoshi 85
#2 Ikeda Hiroyuki 64
#3 Iwasawa Masashi 56
#4 Shiraishi Masanao 35
#5 Tomooka Hiroyuki 34
#6 Mizuta Takahiro 31
#7 Iwazawa Masahito 30
#8 Kurata Mataichi 29
#9 Sugimoto Tadashi 25
#10 Takada Yasuhiro 25

Latest patents

Publication Filing date Title
WO2019244672A1 Object detecting device
JP2020080824A Pollution degree measurement system
JP2020076213A Opening detection device and installation method
JP2020042662A Security sensor device
WO2019102645A1 Human body detection device and human body detection method
JP2019159496A Information notification system, information notification server, and automatic door system
JP2019159495A Information presentation device, information presentation system, and control method of information presentation device
JP2019158416A Guidance system, information processor, portable communication terminal, and signal processing program
JP2019144009A Crime prevention sensor device
JP2019144008A Crime prevention sensor device
JP2019118055A Mobile communication terminal and signal processing program
JP2019117569A Information collection system, portable communication terminal and signal processing program
JP2019117570A Signal transmitter
JP2019060068A Automatic door system
US2017031011A1 Erroneous detection restraining circuit for laser range finder
JP2017032547A Laser distance meter false detection suppression circuit
JP2017227569A Laser scan sensor
JP2017199615A switch
JP2017194920A Device with tamper detection function
JP2017173262A Operation detection device, and information processing device