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TU KA CELLULAR TOKYO INC

Overview
  • Total Patents
    18
About

TU KA CELLULAR TOKYO INC has a total of 18 patent applications. Its first patent ever was published in 2000. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are SHANGHAI TAICHUAN INFORMATION TECHNOLOGY CO LTD, CHENIJA and RDA MICROELECTRONICS SHANGHAI INC.

Patent filings in countries

World map showing TU KA CELLULAR TOKYO INCs patent filings in countries
# Country Total Patents
#1 Japan 18

Patent filings per year

Chart showing TU KA CELLULAR TOKYO INCs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Yasuda Hiroshi 9
#2 Kusano Shigeo 3
#3 Matsui Yuichi 2
#4 Nakamura Tatsuya 2
#5 Kuriyama Hiroshi 2
#6 Endo Nobuyuki 2
#7 Ogoshi Kenji 2
#8 Ozaki Naoki 2
#9 Tarumi Kazuya 1
#10 Sawa Hiroki 1

Latest patents

Publication Filing date Title
JP2005348184A Mobile phone
JP2005318341A Electromagnetic wave shielding cover for hearing aid
JP2005318342A Hearing aid
JP2005269066A Apparatus provided with receiving function
JP2005269067A Foldable mobile phone
JP2005043492A Sound synthesization method and adapter device
JP2004208217A Calling unit of portable telephone
JP2003338768A Cellular phone
JP2002300100A Analysis support device for speech quality
JP2002290342A Speech quality measurement device for mobile phone
JP2002271494A Sound-effect added telephone call system
JP2002244654A Device and system for distribution and play device
JP2002244678A Portable terminal device
JP2002207493A Method for setting display of telephone set
JP2002152329A Portable terminal system
JP2002029545A Envelope
JP2001309045A Speech service providing device
JP2001274898A Portable equipment