Learn more

HATSUTA SEISAKUSHO

Overview
  • Total Patents
    262
  • GoodIP Patent Rank
    176,683
  • Filing trend
    0.0%
About

HATSUTA SEISAKUSHO has a total of 262 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1978. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets civil engineering, machines and mechanical elements are VIKING CORP, RELIABLE AUTO SPRINKLER CO and PEARSONS GEORGE T.

Patent filings per year

Chart showing HATSUTA SEISAKUSHOs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsuchida Hideo 39
#2 Murai Eiichi 29
#3 Kashiwakura Kazuhiro 20
#4 Araki Nobuaki 19
#5 Kosakai Shigekazu 17
#6 Fukuda Mayumi 17
#7 Ito Akihiko 16
#8 Miura Goro 12
#9 Okada Manabu 12
#10 Miyauchi Shoichi 9

Latest patents

Publication Filing date Title
JP2020194337A Detector and machine tool
JP2020048881A Fire-extinguishment facility and management method for fire-extinguishment facility
JP2018126212A Valve opening/closing mechanism and fire extinguisher
JP2015157170A Fire-extinguishing agent storage container and fire extinguisher provided with the same
JP2015037589A Leak measurement method and leak measurement system
JP2016054958A Operation lever for fire extinguisher, inclinable rod for fire extinguisher, and fire extinguisher including the same, and method for manufacturing operation lever for fire extinguisher, and method for manufacturing fire extinguisher
JP2012139513A Fire extinguishing agent and fire extinguisher
JP2013042828A Fire extinguishing agent storage container and fire extinguisher including the same
JP2013000427A Siphon tube joint and fire extinguisher
JP2012147862A Fire extinguisher, method for producing the same, and support for fire extinguishing agent storage container
JP2012147863A Fire extinguisher, method for producing the same, and support for fire extinguishing agent storage container
JP2012147861A Method for producing fire extinguisher and fire extinguisher
JP2012098486A Indicator light, fire extinguishing apparatus including the same, and display method
JP2012069029A Disaster prevention facility, communication management device thereof and remote management device for disaster prevention facility
JP2012069030A Information transmission equipment, information transmission method, information reception equipment, information reception method, information acquisition system and information acquisition method
JP2012055575A Driver for selection valve, fire extinguishing system equipped therewith, and drive method of selection valve
JP2011224137A Pressure accumulation type fire extinguisher
JP2011224139A Fire extinguishant storage container and pressure accumulation type fire extinguisher
JP2011226906A Leak measuring method and leak measuring system
JP2011224140A Method for manufacturing pressure accumulation type fire extinguisher, leak measuring system, and leak measuring method