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HITACHI IRUMA DENSHI KK

Overview
  • Total Patents
    37
About

HITACHI IRUMA DENSHI KK has a total of 37 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Japan and United Kingdom. Its main competitors in its focus markets semiconductors, optics and audio-visual technology are HITACHI CABLE PREC CO LTD, YOKOGAWA TOSHIYA and SEMILEDS OPTOELECTRONICS CO LT.

Patent filings in countries

World map showing HITACHI IRUMA DENSHI KKs patent filings in countries
# Country Total Patents
#1 Japan 36
#2 United Kingdom 1

Patent filings per year

Chart showing HITACHI IRUMA DENSHI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aoki Minoru 11
#2 Oohashi Hikari 5
#3 Abe Tooru 5
#4 Shimazaki Riyuuichi 3
#5 Iida Satoshi 3
#6 Toki Hisashi 3
#7 Takahashi Takeo 3
#8 Hazome Katsuaki 2
#9 Igarashi Tooru 2
#10 Kawai Shigetaka 2

Latest patents

Publication Filing date Title
JPS612351A Semiconductor device
JPS60195987A Electronic device
JPS60186814A Optoelectronic device
JPS60177601A Temperature sensitive element and method of producing same
JPS60177614A Dust removing device
JPS60108923A Microcomputer system
JPS60103529A Optical signal processing unit
JPS6093436A Designing and plotting device for wiring board to be packaged with electronic parts
JPS6035344A Light emitting device and optical signal processor using light emitting device
JPS59188156A Hybrid integrated circuit device and manufacture thereof
JPS59163775A Socket terminal
JPS59161987A Object observing device
JPS5988899A Method of inspecting propriety of mounting electronic part
JPS5979616A Buffer amplifier
JPS5955406A Body observation device
JPS5940542A Manufacture of semiconductor device
JPS5940539A Manufacture of semiconductor device
JPS5940543A Transferring process of semiconductor pellet
JPS58211871A Industrial robot
JPS58209198A Solid state relay