Learn more

NTT DATA EX TECHNO CORP

Overview
  • Total Patents
    84
About

NTT DATA EX TECHNO CORP has a total of 84 patent applications. Its first patent ever was published in 2001. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Taiwan. Its main competitors in its focus markets environmental technology, electrical machinery and energy and basic communication technologies are PRIMUS POWER CORP, HUANG JEN-CHIN and LIN ZIJIN.

Patent filings in countries

World map showing NTT DATA EX TECHNO CORPs patent filings in countries
# Country Total Patents
#1 Japan 61
#2 WIPO (World Intellectual Property Organization) 14
#3 Taiwan 5
#4 China 3
#5 United States 1

Patent filings per year

Chart showing NTT DATA EX TECHNO CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Haneda Shoji 61
#2 Okada Minoru 60
#3 Wada Haruki 56
#4 Takakusa Hidehiro 56
#5 Haneda Masaji 19
#6 Iwata Masashi 4
#7 Uchiyama Masayuki 4
#8 Osawa Takahiro 4
#9 Masaji Haneda 3
#10 Minoru Okada 2

Latest patents

Publication Filing date Title
TW201029250A Positive electrode composition for secondary battery, process for production thereof, and secondary battery using positive electrode composition for secondary battery
TW201112476A Negative electrode composition for secondary battery and intermediate composition for producing the composition, and secondary battery using the compositions
JP2009200042A Positive electrode composition for secondary battery, process for production thereof, and secondary battery using positive electrode composition for secondary battery
WO2009060619A1 Power supply providing system
JP2009218054A Circuit breaker assistant circuit of direct current switch, direct current breaking circuit and direct current breaker
JP2009181864A High voltage direct current circuit break support circuit and high voltage direct current breaker
JP2009171731A Rush current prevention device
JP2009127976A Cooling system
JP2009038636A Amplifier circuit and integrated circuit element incorporating it
JP2008258131A Positive electrode composition for secondary battery and manufacturing method thereof
JP2008277057A Positive electrode active material for secondary battery and its manufacturing method
JP2008211883A Motor and brush feed structure
JP2008204075A Power supply circuit
JP2008048589A Motor
JP2008029185A Power regenerative control circuit
JP2008153128A Negative electrode active material for secondary battery
JP2008141330A Amplifier circuit, current-measuring circuit, and integrated circuit element
JP2008072653A Output characteristic adjusting circuit, current measuring circuit and integrated circuit element
JP2008048527A Switching power circuit and transformer
JP2007336682A Overvoltage protection circuit and overvoltage protection and noise suppression circuit