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OI ELECTRIC

Overview
  • Total Patents
    127
About

OI ELECTRIC has a total of 127 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets telecommunications, optics and environmental technology are FIORENTINO MARCO, KARLSSON STEFAN and CAST KK J.

Patent filings in countries

World map showing OI ELECTRICs patent filings in countries
# Country Total Patents
#1 Japan 127

Patent filings per year

Chart showing OI ELECTRICs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hayashi Tetsuo 7
#2 Chokai Mitsunobu 7
#3 Ishigaki Junichi 7
#4 Chiba Akira 6
#5 Kikuchi Masahiro 6
#6 Takekuma Hideji 5
#7 Udagawa Kiyoshi 5
#8 Kumagai Kenichi 5
#9 Itou Noboru 4
#10 Fujimura Akihisa 4

Latest patents

Publication Filing date Title
JPH1155111A Synchronous oscillation circuit
JPH1153665A Selective call receiver with alarm sound generating function
JPH1141264A Wrong cable connection detecting system and method for loop type transmission line
JPH1139054A Compensation circuit at the time of duplex clock switching
JPH1141679A Line interconnection method and interconnection device
JPH1118806A Buckle with lock cover
JPH1118125A Portable bell receiver
JPH1117792A Radio type individual receiver
JPH1117497A Band pass filter circuit
JPH119322A Portable holder of pager
JPH1117748A Method for demodulating frequency shift keying signal
JPH1117746A Modulation method using frequency shift keying
JPH116544A Chain fitting mechanism of portable electronic equipment
JPH10327057A Rush current preventing circuit
JPH10327442A Radio type individual receiver
JPH10327441A Radio type individual receiver
JPH10322244A Automatic equalizer with beacon signal supressing function
JPH10322738A Radio type individual receiver and manufacture thereof
JPH10322740A Radio type individual receiver
JPH10322181A Pulse signal monitoring circuit