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NAKAGAWA SEIICHI

Overview
  • Total Patents
    14
About

NAKAGAWA SEIICHI has a total of 14 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Japan and United States. Its main competitors in its focus markets audio-visual technology, digital networks and computer technology are IMPRESSIVE IDEAS LTD, CIE BELGE DE CONSTRUCTION D AU and PEREZ FERNANDEZ.

Patent filings in countries

World map showing NAKAGAWA SEIICHIs patent filings in countries
# Country Total Patents
#1 Japan 11
#2 United States 3

Patent filings per year

Chart showing NAKAGAWA SEIICHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakagawa Seiichi 14
#2 Tsuboka Hidekazu 3
#3 Ibaraki Susumu 1
#4 Kimura Akihiro 1
#5 Ojima Yasuo 1
#6 Nishimura Kenji 1

Latest patents

Publication Filing date Title
US2012320082A1 Information display system, information display device, and information providing device
JP2005091758A System and method for speaker recognition
JP2002017771A Portable head cooling device
JP2002027235A Method and equipment for providing image information with advertisement
JP2002000992A Washing machine tray water leakage alarm
JP2001357468A Water leakage alarm
JPS59172700A Pattern comparator
JPS59198A Pattern comparator
JPS592094A Pattern comparator
JPS592095A Pattern comparator
JPS59197A Pattern comparator
JPS59196A Pattern comparator