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ATR KANKYO TEKIO TSUSHIN KENKY

Overview
  • Total Patents
    27
About

ATR KANKYO TEKIO TSUSHIN KENKY has a total of 27 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan. Its main competitors in its focus markets telecommunications are IRELAND P S, QUINTEL TECH LTD and SPACECODE LLC.

Patent filings in countries

World map showing ATR KANKYO TEKIO TSUSHIN KENKYs patent filings in countries
# Country Total Patents
#1 Japan 27

Patent filings per year

Chart showing ATR KANKYO TEKIO TSUSHIN KENKYs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Telecommunications

Focus technologies

# Technology
#1 Transmission
#2 Antennas

Top inventors

# Name Total Patents
#1 Egami Norifumi 10
#2 Domoto Chiaki 6
#3 Otani Naoki 6
#4 Peter Davis 4
#5 Karasawa Yoshio 3
#6 Arakami Kazumasa 3
#7 Sekiguchi Takashi 3
#8 Pablo Baccalo 3
#9 Riyuu Un 2
#10 Umezawa Yoshio 2

Latest patents

Publication Filing date Title
JP2000049421A Super lattice semiconductor light emitting element
JP2000059458A Communication service quality control method and system thereof
JPH11340575A Superlattice semiconductor light-emitting device
JPH11340503A Superlattice semiconductor light-emitting element
JPH11330542A Superlattice semiconductor light emitting element
JPH11275145A Communications service quality control method and device
JPH11252551A Optimizing method and system for quantization table for image coding, and recording medium
JPH11243380A Channel assigning device for radio network
JPH11243367A Frequency mixer
JPH11243226A Superlattice semiconductor light-emitting element
JPH11243366A Frequency mixer
JPH11239181A Routing method, router, and recording medium
JPH11239362A Color balance correction method and device
JPH11232998A Tunnel effect cold cathode
JPH11234035A Array antenna system for spectrum spread communication
JPH11225159A Multi-cast communications system
JPH11177727A Method and system for communication
JPH11177118A Wavelength variable photodetector
JPH11150411A Control method for array antenna and controller
JPH11133218A Light reflector and optical spatial communication system