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NIPPON KOUATSU ELECTRIC CO

Overview
  • Total Patents
    275
About

NIPPON KOUATSU ELECTRIC CO has a total of 275 patent applications. Its first patent ever was published in 1967. It filed its patents most often in Japan, United States and Canada. Its main competitors in its focus markets environmental technology, materials and metallurgy and electrical machinery and energy are AUGUST ROBERT MUELLER, SEV KAVKAZSKIJ G T and INST KHIM TVERDOGO TELA URAL O.

Patent filings in countries

World map showing NIPPON KOUATSU ELECTRIC COs patent filings in countries
# Country Total Patents
#1 Japan 262
#2 United States 4
#3 Canada 2
#4 Germany 2
#5 France 2
#6 United Kingdom 2
#7 Taiwan 1

Patent filings per year

Chart showing NIPPON KOUATSU ELECTRIC COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakada Ryosaku 59
#2 Takaoka Masaji 31
#3 Sasaki Hiroyuki 26
#4 Fujita Toshio 23
#5 Takeda Kenji 19
#6 Takaoka Motokuni 14
#7 Sugiura Masanori 12
#8 Inoue Takehisa 9
#9 Asai Takiya 9
#10 Fukao Tomonori 9

Latest patents

Publication Filing date Title
JP2009087892A Electric wire fuse
JP2009054452A Mounting structure of light-shielding unit in bushing such as switch
JP2008198558A Assembly structure of fuse element in electric wire fuse
JP2008192568A Electric wire fuse
JP2007165309A Attachment structure of voltage and phase detector
JP2008146842A Suspension fixture of switch
JP2007059413A Leadless type bushing in switch or like
JP2007242293A Insulating strength control structure of switch
JP2007213909A Mounting structure of sealing cap of cutout
JP2007188798A Operating rod cover
JP2007165261A Mounting structure of voltage and phase detector
JP2007109491A Switch for pillar top housed in case
JP2007103274A Fuse element and twisting method of same
JP2007048561A Pointer installation structure of switch
JP2007012412A Unit type switch
JP2007005146A Movable electrode part stopper structure of switch
JP2006302521A Pressure releasing device for circuit breaker
JP2006221838A Lightning protection switch with lightning-resistant transformer
JP2006209988A Electric wire fuse
JP2006145441A Thunder-approach detector