Learn more

ASAKA CO LTD

Overview
  • Total Patents
    49
About

ASAKA CO LTD has a total of 49 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, United States and Germany. Its main competitors in its focus markets audio-visual technology and packaging and shipping are INFINITE DATA STORAGE LTD, TAJIMA HIDEHARU and ODS TECHNOLOGY GMBH.

Patent filings in countries

World map showing ASAKA CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 40
#2 United States 4
#3 Germany 2
#4 United Kingdom 2
#5 Netherlands 1

Patent filings per year

Chart showing ASAKA CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hayashi Akio 14
#2 Kuwayama Noritada 10
#3 Nakamura Hitoshi 9
#4 Ichinose Izumi 8
#5 Onkai Kotaro 7
#6 Nakagawa Shozo 7
#7 Shibazaki Koichi 7
#8 Takagi Akihiro 5
#9 Nakagome Takashi 5
#10 Koiwa Yoshinori 4

Latest patents

Publication Filing date Title
JP2002184086A Disk reversing device
JP2002184087A Automatic disk exchanger
JP2002133754A Automatic disk changer provided with inversion mechanism
JP2002184085A Automatic disk exchanger
JP2002133755A Automatic disk changer provided with inversion mechanism
JP2002165153A Time lag between video and audio correction method and apparatus
JP2002008363A Data preservation system and powder recovering method for the same
JP2000105959A Disk reversing mechanism, and disk automatic changing device equipped with the same
JPH11296955A Automatic disk exchanger
JPH0955010A Recording medium storing box
JPH0950665A Automatic storage medium changing device
JPH0922562A Automatically storage medium exchanging device
JPH0922561A Automatically storage medium exchanging device
JPH05197989A Beam alignment measurement mechanism for multi-beam optical disk device
JPH04372722A Recording system for optical disk
JPH04341928A Automatic correcting device for optical disk reproduced signal pulse
JPH04282182A Manufacture of hairdressing doll head
JPH03185684A Synchronizing signal detection circuit for multibeam optical disk device
JPH03102656A Multi-beam optical disk device
JPH02304722A Tracking error detecting part for multi-beam optical disk device