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SHIGEMATSU WORKS

Overview
  • Total Patents
    158
  • GoodIP Patent Rank
    28,481
  • Filing trend
    ⇧ 55.0%
About

SHIGEMATSU WORKS has a total of 158 patent applications. It increased the IP activity by 55.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets consumer goods, medical technology and textiles and paper are SHENZHEN NANI TECH CO LTD, ELFRIEDE DRAGER and GRIFFITHS JOSEPH ANTHONY.

Patent filings per year

Chart showing SHIGEMATSU WORKSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ono Kenichi 74
#2 Ide Hiroyuki 57
#3 Shigematsu Yoshio 34
#4 Shigematsu Nobuo 31
#5 Shimada Shuichiro 15
#6 Takayama Yusuke 13
#7 Zaitsu Osamu 13
#8 Umekawa Kaede 11
#9 Saitou Wataru 10
#10 Kurano Riichi 9

Latest patents

Publication Filing date Title
JP2021003543A Disposable dust-proof mask
JP2021004417A Disposable dust-proof mask
JP2020058416A All face body of respirator
JP2019205785A Face body and respiratory apparatus
JP2019203225A helmet
JP2019203226A Chin strap
JP2019203217A Disposable mask
JP2019119960A Disposable dust-proofing mask
JP2019098110A Disposable dust respirator
JP2018000982A Respiratory protective device
JP2018175564A Positive pressure exhaust valve of protective device for respiration
JP2018015168A Breathing apparatus with breathing-interlocking electric fan
JP2018000602A Disposable dust-preventing mask
EP3235544A4 Detachable connector
WO2017138101A1 Full-facepiece for respirator
JP2017060585A Lens dosimeter support
JP2016214606A Fit checker built-in mask facilitating exchange of intake valve
WO2016121134A1 Respiration device
US2016236016A1 Breathing apparatus
JP2016054828A Mask with built-in fit checker