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OZEN CORP

Overview
  • Total Patents
    188
About

OZEN CORP has a total of 188 patent applications. Its first patent ever was published in 1979. It filed its patents most often in United Kingdom, United States and Japan. Its main competitors in its focus markets audio-visual technology, furniture and games and basic communication technologies are WATANABE KENKYUSHO, EPISHKIN YURIJ S and NII ELEKTROMEKHANICHESKIKH PRI.

Patent filings in countries

World map showing OZEN CORPs patent filings in countries

Patent filings per year

Chart showing OZEN CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koike Eishi 114
#2 Koike Shigenori 24
#3 Kaneko Masumi 10
#4 Hasegawa Bungo 9
#5 Watanabe Katsumi 9
#6 Yusa Yasuhiko 7
#7 Nozawa Kazumi 6
#8 Shiseki Yutaka 5
#9 Ishii Hitoshi 5
#10 Ohata Seiji 5

Latest patents

Publication Filing date Title
JPH0737201A Compact record reproducing device provided with picture operation
JPH06223301A Handy acoustic reproducing mechanism
JPH06165713A Motor tooth brush
JPH0693606A Alarm
US5247511A Compact sound record playing apparatus
JPH05114101A Simple acoustic reproducing machine
JPH04352987A Combination toy
JPH04207414A Sound sensing type switch device
JPH0411358A Shock starting record reproducing device
JPH043363A Thin type record reproducing device
JPH03238601A Record play back device
JPH03154613A Dehumidifier
JPH02227115A Dehumidifier with deliquescent desiccant utilized therefor
ES2017136A6 Simplified manual acoustic-reproduction apparatus
JPH01290162A Manual and simple acoustic reproducer
GB8809929D0 Sound reproducing device
JPH01251401A Hand simplified sound reproducing machine
JPH01243201A Sound reproducing machine for recording disk having plural sound recording grooves
JPH01120233A Guiding tool useful in soilless agricultural method
JPS6414701A Acoustic reproducing machine for record disk having plural sound recording grooves