Learn more

NAKAYO INC

Overview
  • Total Patents
    347
  • GoodIP Patent Rank
    4,848
  • Filing trend
    ⇩ 27.0%
About

NAKAYO INC has a total of 347 patent applications. It decreased the IP activity by 27.0%. Its first patent ever was published in 2009. It filed its patents most often in Japan and EPO (European Patent Office). Its main competitors in its focus markets environmental technology, telecommunications and digital networks are SHANGHAI NERC DTV NAT ENGINEERING RES CT CO LTD, YRP IDOU TSUSHIN KIBAN GIJUTSU and POTEVIO INST OF TECHNOLOGY CO.

Patent filings in countries

World map showing NAKAYO INCs patent filings in countries
# Country Total Patents
#1 Japan 346
#2 EPO (European Patent Office) 1

Patent filings per year

Chart showing NAKAYO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Saito Takashi 63
#2 Aoyanagi Hirohisa 28
#3 Nagano Hidekazu 17
#4 Tsuchiya Tsuyoshi 11
#5 Oshinomi Akihiko 10
#6 Baba Yoshihiro 10
#7 Kobayashi Takayoshi 10
#8 Saito Tomoaki 9
#9 Akashi Takayasu 9
#10 Sasaki Masaki 9

Latest patents

Publication Filing date Title
JP2020205486A Telephone terminal, extension telephone system, computer-readable program, and call notification method from camera-equipped doorphone
JP2020191570A Telephone system and telephone terminal
JP2020178295A Telephone set
JP2020174239A Suspicious email detection method, suspicious email detection system, suspicious email detector, email terminal, and computer-readable program
JP2020156065A Main device and extension allocation method
JP2020155996A Main device and method for calling proxy response destination
JP2020155793A Echo canceller and IP phone
JP2020144762A Information system and information terminal having log-in function
JP2020145597A Ip phone system, ip phone setting, computer-readable program, and method of setting up ip phone
JP2020136784A Intercom system, intercom terminal, and intercom call method
JP2020122729A Washing fluid exchange prediction analysis system
JP2019205150A Extension telephone system and holding control method for extension telephone system
JP2020077289A Schedule management system, schedule management server, and schedule management method
JP2020072413A Telephone system, telephone exchange, telephone, and extension setting control method in telephone system
JP2020068509A Main apparatus and incoming call notification method
JP2020030700A Method for detecting suspicious mail, suspicious mail detection system, suspicious mail detector, and computer-readable program
JP2020010271A Radio communication terminal
JP2020009389A Operation information acquisition device, operation information acquisition method, and program readable by computer
JP2019203766A Portable terminal for automatically performing route guidance to accommodation destination
JP2019200506A Website alteration monitoring device and website alteration monitoring system and website alteration monitoring method