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SOHATSU SYSTEM KENKYUSHO KK

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    183,663
  • Filing trend
    ⇩ 100.0%
About

SOHATSU SYSTEM KENKYUSHO KK has a total of 23 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2001. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering, environmental technology and engines, pumps and turbines are WUXI GM HEAVY IND MACHINERY CO LTD, HANSHIN EXPRESSWAY CO LTD and ACHISAJSKIJ POLIMETALLICHESKIJ.

Patent filings in countries

World map showing SOHATSU SYSTEM KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 23

Patent filings per year

Chart showing SOHATSU SYSTEM KENKYUSHO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakahori Ichiro 22
#2 Murakami Kenichi 11
#3 Maeda Kazuo 7
#4 Tanaka Takao 4
#5 Abe Shigeru 3
#6 Kawabata Takao 3
#7 Oshiro Tatsuya 3
#8 Mitani Atsushi 3
#9 Yokota Masahiro 1
#10 Yokota Naoki 1

Latest patents

Publication Filing date Title
JP2019050685A Power supply circuit system for driving fan in tunnel using improved non-isolated transformer
JP2019044507A Road tunnel ventilation control device
JP2018180676A Early-stage fire detection system and early-stage fire detection method
JP2018087423A Power supply circuit system for driving jet fan using non-isolated transformer
JP2018067234A Automatic driving support system of vehicle
JP2016041019A Poultry house ventilation control system
JP2015163005A Speed-variable driving device for induction motor for jet fan of road tunnel which is driven through long cable
JP2013224550A Tunnel ventilation control system employing jet fan for facing traffic tunnel
JP2013190898A Traffic detection system
JP2011069747A Tunnel data processing system and tunnel data processing method
JP2010265655A Ventilation control system for long distance road tunnel
JP2009243241A Tunnel ventilation control system employing jet fan of two way traffic tunnel
JP2009243244A Tunnel ventilation control system employing jet fan of twoway traffic tunnel
JP2008232872A Object inspecting apparatus and defective object sorting system
JP2006349489A Image processor
JP2006349479A Image processor
JP2006185285A Vertical cross section shape reader and defective product selection system
JP2005042534A Air-conditioning control system using natural ventilation created by wind blown by train
JP2005264671A Dynamic simulation device and program for road tunnel ventilation control
JP2004285709A Road tunnel ventilation control apparatus and computer program