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ROKI TECHNO CO LTD

Overview
  • Total Patents
    109
  • GoodIP Patent Rank
    32,729
  • Filing trend
    ⇩ 9.0%
About

ROKI TECHNO CO LTD has a total of 109 patent applications. It decreased the IP activity by 9.0%. Its first patent ever was published in 1990. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets chemical engineering, machine tools and machines are ODEHNAL ERVIN, KALMAN PETER GABOR and HANDOK CLEAN TECH CO LTD.

Patent filings in countries

World map showing ROKI TECHNO CO LTDs patent filings in countries

Patent filings per year

Chart showing ROKI TECHNO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tominaga Shigeru 31
#2 Uchida Tetsuya 17
#3 Kondo Seiichi 11
#4 Kinjo Takashi 11
#5 Suzuki Makoto 9
#6 Kumagai Osamu 9
#7 Ito Mikio 8
#8 Abe Daisuke 8
#9 Kawagoe Hirofumi 6
#10 Inagaki Sachi 5

Latest patents

Publication Filing date Title
WO2021060421A1 Vacuum filtration apparatus
JP2020081909A Holder for holding filter container and filter container
JP2019166444A Filter container holding device
US2021113944A1 Depth filter and filter cartridge
JP2019000791A Flange member and flange forming method
JP2018122239A Filter built-in container
WO2018134954A1 System with detachable filter container
CN110198773A Filter container handling system
WO2018104980A1 Material for filter member
EP3542884A1 Filter member
CN109641164A Cartridge filter
US2019054403A1 Filter vessel attachment/detachment apparatus
JP2016055290A Filter module attaching/detaching device
WO2016185506A1 Replacement unit and flow circuit system using same
US2018140974A1 Exchange unit and flow circuit system using same
WO2016185505A1 Replacement unit mounting manifold
JP2016112520A Multilayer structure filter and filter device using the same
WO2016092589A1 Detachable filter container and filtration device using same
WO2016020958A1 Filtration filter fixing device and filtration device using same
JP2014195807A Filter module attaching/detaching device and filtration unit