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HITACHI DENSHI SYSTEM SERVICE

Overview
  • Total Patents
    14
About

HITACHI DENSHI SYSTEM SERVICE has a total of 14 patent applications. Its first patent ever was published in 1979. It filed its patents most often in Japan and United States. Its main competitors in its focus markets optics, audio-visual technology and measurement are RANK ORGANISATION LTD, CYCLOVISION TECHNOLOGIES INC and HUDMAN JOSHUA M.

Patent filings in countries

World map showing HITACHI DENSHI SYSTEM SERVICEs patent filings in countries
# Country Total Patents
#1 Japan 13
#2 United States 1

Patent filings per year

Chart showing HITACHI DENSHI SYSTEM SERVICEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kosuge Shiyougo 5
#2 Hoshino Isao 4
#3 Tanaka Yonezou 3
#4 Kanda Hidemaro 3
#5 Hatae Yasuhiko 2
#6 Kukihara Michio 2
#7 Asahina Takashi 2
#8 Morimitsu Shigeaki 2
#9 Shinpo Naoyuki 2
#10 Takahashi Yuuji 2

Latest patents

Publication Filing date Title
JPS60143313A Automatic dimming device of lighting for microscope
JPS6035206A Picture measuring device
JPS59182409A Automatic focusing device of microscope
JPS59183498A Congestion detection system
JPS59176605A Automatic measuring device of fine size
JPS59102106A Inspecting system
JPS5950418A Television photographic device of microscope for surgical operation
JPS58196789A Cctv monitoring device
JPS58125938A Signal transmitting circuit
JPS58105003A Measuring device for fine size utilizing color television camera
JPS5781696A Autoamtic warning system
JPS56132063A Electric universal head
JPS5693493A Cctv monitor device