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NEC TOHOKU LTD

Overview
  • Total Patents
    323
About

NEC TOHOKU LTD has a total of 323 patent applications. Its first patent ever was published in 1987. It filed its patents most often in Japan. Its main competitors in its focus markets audio-visual technology, environmental technology and semiconductors are NIPPON AVIONICS CO LTD, PACKARD HUGHES INTERCONNECT CO and GLOTECH INC.

Patent filings in countries

World map showing NEC TOHOKU LTDs patent filings in countries
# Country Total Patents
#1 Japan 323

Patent filings per year

Chart showing NEC TOHOKU LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hatakeyama Kenichi 14
#2 Abe Tomomitsu 11
#3 Sasaki Katsuyoshi 8
#4 Takahashi Toshimi 8
#5 Senda Yoshifumi 7
#6 Murakami Akira 7
#7 Takahashi Katsuya 7
#8 Sato Yuji 7
#9 Hayashi Mitsuaki 7
#10 Hagiwara Yukiteru 6

Latest patents

Publication Filing date Title
JP2011249451A Method of forming dam for damming upper stream body of printed wiring board, dam, and printed wiring board
JP2011226902A X-ray data acquisition device
JP2011171411A Method of manufacturing semiconductor device
JP2010232327A Device equipped with cooling mechanism, and cooling mechanism
JP2010160898A Terminal, device utilizing the same, and terminal connection confirmation method
JP2010063243A Power supply circuit, its control method and electronic equipment
JP2010027642A Electronic equipment
JP2009159661A Stabilized power supply and control method therefor
JP2009011127A Power supply unit
JP2009005435A Stabilizing power supply
JP2005167142A Soldering apparatus
JP2005005875A VoIP SWITCHING DEVICE
JP2004205218A Device and method of inspecting appearance of inside diameter part
JP2004145645A Power circuit pattern wiring width generation system and its generation method
JP2004117122A Alarming system
JP2004087970A Ptc composite chip component and its manufacturing method
JP2004088485A Tracking monitoring system
JP2004086612A Common network interface system
JP2004080885A Processing structure for cable slack
JP2004062539A Order and delivery system for which real store and virtual shopping mall are combined, order and delivery method and order and delivery program