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METARETSUKUSU KENKYUSHO KK

Overview
  • Total Patents
    18
About

METARETSUKUSU KENKYUSHO KK has a total of 18 patent applications. Its first patent ever was published in 1988. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are KORAD AOZT, VNI PI SISTEM AVTOM UPRAVLENIY and CHANGSHA ENGINEERING & RES INS.

Patent filings in countries

World map showing METARETSUKUSU KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 18

Patent filings per year

Chart showing METARETSUKUSU KENKYUSHO KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Imanaga Eisuke 16
#2 Maeda Hirokazu 2
#3 Maeda Koji 1
#4 Chigusa Tokushichi 1

Latest patents

Publication Filing date Title
JPH0316073A Tape cassette
JPH03127394A Reproducing machine for cassette tape
JPH0334173A Cartridge type cassette tape
JPH0330166A Cassette tape of cartridge type
JPH0330170A Cassette tape of cartridge type
JPH0330167A Cassette tape of cartridge type
JPH0330169A Cassette tape of cartridge type
JPH0330168A Cassette tape of cartridge type
JPH0330171A Cassette tape of cartridge type
JPH0325782A Cassette tape recording and reproducing unit
JPH02305930A Oscillation type residual stress removing method
JPH02177183A Cassette tape
JPH02177155A Magnetic tape loading structure
JPH02149989A Cartridge type cassette tape
JPH02149990A Tape information detection device
JPH02148480A Cartridge type cassette tape
JPH02148482A Magnetic tape remaining amount detecting mechanism
JPH02148481A Cassette tape