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HITACHI NAKA SEIKI KK

Overview
  • Total Patents
    55
About

HITACHI NAKA SEIKI KK has a total of 55 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Japan and United States. Its main competitors in its focus markets measurement, electrical machinery and energy and computer technology are TASMIT INC, APPLIED MATERIALS ISRAEL LTD and ELEMENTAL SCIENT LASERS LLC.

Patent filings in countries

World map showing HITACHI NAKA SEIKI KKs patent filings in countries
# Country Total Patents
#1 Japan 54
#2 United States 1

Patent filings per year

Chart showing HITACHI NAKA SEIKI KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shiraishi Kahei 7
#2 Miyazawa Koichi 7
#3 Inaba Masao 6
#4 Nonaka Hirotaka 6
#5 Asada Koichi 5
#6 Nishino Yasuo 4
#7 Kawamata Shigeru 4
#8 Ono Naoya 4
#9 Suzuki Toshio 4
#10 Oraku Hideaki 4

Latest patents

Publication Filing date Title
JPH04204313A Semiconductor wafer positioning method and device
JPH04174268A Vacuum freezing drier
JPH04105025A Fluorescence measuring device
JPH0474862A Multipole ion sputtering device
JPH0452276A Ion sputtering device and method
JPH0451448A Method and device for contamination removal and coating for electron beam stop plate
JPH03222345A Semiconductor wafer carrying-out/storing system
JPH03170061A Automatic sipper spectrophotometer communizing two systems of liquid returning functions
JPH03196097A Image display device
JPH03190046A Image processor of scanning electron microscope
JPH03173499A Substrate conveyor
JPH03160744A Semiconductor wafer storing device and wafer carrying system
JPH03160296A Sample vessel for freezing vacuum drying
JPH03158974A Picture data storing method for picture processor
JPH03144281A Freezing drier
JPH0361368A Ion sputtering method and device
JPH0336285A Ion milling device
JPH0335142A Ultrathin cutting device
JPH02291143A Wafer conveyance apparatus
JPH02291145A Wafer conveyance apparatus