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TOKYO PIGEON CO LTD

Overview
  • Total Patents
    97
About

TOKYO PIGEON CO LTD has a total of 97 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan, China and United States. Its main competitors in its focus markets audio-visual technology and measurement are DIERKS DIETER, KHALETSKIJ MIKHAIL B and COMPANIA DE ELECTRONICA.

Patent filings in countries

World map showing TOKYO PIGEON CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 78
#2 China 10
#3 United States 7
#4 Hong Kong 1
#5 Singapore 1

Patent filings per year

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

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Kido Kunio 38
#2 Kubokawa Nobuyuki 16
#3 Kamijo Masao 12
#4 Sakuma Ichiro 8
#5 Mikawa Akira 7
#6 Higuchi Takao 7
#7 Tamura Masahide 6
#8 Takayanagi Masaharu 6
#9 Aoki Kenichiro 5
#10 Nawata Kiyoshi 4

Latest patents

Publication Filing date Title
JP2005302214A Disk carrying device
JP2005302215A Sensor actuation mechanism
JP2005302216A Disk carrying device
JP2005302211A Disk player device
JP2005302212A Disk player device
JP2005302217A Disk guiding apparatus
JP2005302213A Disk conveyance force connection/separation mechanism
JP2005071503A Optical recording/reproducing device
JP2005071502A Optical recording/reproducing device
JP2005036910A Gear transmission change-over plunger device and disc player using the same
JP2004241067A Optical disk device
JP2003303463A Mobile object locking mechanism
JP2003083359A Transmitting route switching mechanism and disc player utilizing this mechanism
JP2003297004A Disk changer
JP2003228904A Carriage ejecting mechanism
JP2003016719A Carriage ejection mechanism and carriage locking mechanism
JP2003184831A Retaining structure for installing member
JP2002319222A Interlocking mechanism
JP2003141808A Eject stroke quantity control mechanism for drawer
JP2003021165A Transmission route switching mechanism, and disk player using it