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SENJU SPRINKLER KK

Overview
  • Total Patents
    326
  • GoodIP Patent Rank
    26,162
  • Filing trend
    ⇧ 128.0%
About

SENJU SPRINKLER KK has a total of 326 patent applications. It increased the IP activity by 128.0%. Its first patent ever was published in 1992. It filed its patents most often in Japan, Taiwan and China. Its main competitors in its focus markets civil engineering, machines and mechanical elements are LYU XINCHAO, HATTA SEISAKUSHO KK and SENJU SPRINKLER CO LTD.

Patent filings in countries

World map showing SENJU SPRINKLER KKs patent filings in countries
# Country Total Patents
#1 Japan 323
#2 Taiwan 2
#3 China 1

Patent filings per year

Chart showing SENJU SPRINKLER KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Koiwa Yasuaki 57
#2 Kikuchi Tetsuo 49
#3 Chiba Ryotaro 41
#4 Harada Satoshi 33
#5 Takeuchi Takashi 29
#6 Karihara Yukinori 27
#7 Okoshi Hisataka 25
#8 Sato Koki 24
#9 Kikuchi Fumie 24
#10 Obara Fukuji 23

Latest patents

Publication Filing date Title
JP2020188850A Method for tightening sprinkler head to piping joint
JP2020151298A Sprinkler head
JP2020150965A Water-proof device of sprinkler head
JP2020130749A Sprinkler head
JP2020124352A Water flow detector
JP2020124290A Sprinkler head
JP2020124289A Sprinkler head
JP2020103660A Water flow detector
JP2020103661A Water flow detector
JP2020103659A Cover fitting method for water flow detector and water flow detector
JP2020074831A Pipe joint for fire extinguishing facility
JP2020074832A Water flow detection device and fire extinguishing facility
JP2020018659A Protective cap for sprinkler head
JP2019201758A Protector for thermosensitive decomposition part of sprinkler head and method for fitting/removing the protector
JP2019201685A Firefighting equipment
JP2019201687A Firefighting equipment
JP2019201686A Firefighting equipment
JP2019187774A Sprinkler head
JP2018183577A Pipe joint for fire-extinguishing equipment
JP2018183578A Pipe joint for fire-extinguishing equipment