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SEPA SIGMA INC

Overview
  • Total Patents
    29
About

SEPA SIGMA INC has a total of 29 patent applications. Its first patent ever was published in 2009. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets measurement are PLESON LLC, OKANO DENKI KK and MEDEK & SCHOERNER.

Patent filings in countries

World map showing SEPA SIGMA INCs patent filings in countries
# Country Total Patents
#1 Japan 28
#2 Republic of Korea 1

Patent filings per year

Chart showing SEPA SIGMA INCs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Measurement

Focus technologies

Top inventors

# Name Total Patents
#1 Manabe Seiichi 24
#2 Oike Tetsuro 15
#3 Takeshita Satoshi 7
#4 Ishimaru Kiyoki 7
#5 Itai Toyomitsu 3
#6 Kato Masahiro 3
#7 Sasaki Kenji 2
#8 Irie Mariko 1
#9 Azekawa Yasunori 1
#10 Hanada Saori 1

Latest patents

Publication Filing date Title
JP2015100774A Hole diffusion type membrane separation method
JP2015013267A Mixing, stirring and residence apparatus
JP2015009080A Control-released local administration agent utilizing cylindrical membrane module and hole diffusion, and method for producing the same
JP2014205096A Chemical denitrification processing method using solid organism-derived substance
JP2014193423A Hole diffusion film separation method using affinity difference
JP2014091718A Pig-placenta essence cosmetic
JP2013255867A Catalyst sand and method of manufacturing the same
JP2013237016A Hole diffusion type or f flow guide sorting type membrane separation apparatus and a method using the same
JP2013017958A Regenerated cellulose filament nonwoven fabric with improved particle removability, and method for producing the same
JP2013000671A Discharge treatment method for reducing chemical oxygen demand (cod)
JP2013001969A On-demand type device for rust prevention and removal for water supply pipe utilizing porous membrane
JP2012223704A Membrane separation device installed with hole diffusion type or hole diffusion filtering type membrane cartridge, and membrane separation method
JP2012161742A Water treatment method, and device therefor
JP2012148240A Membrane separator and method of separation utilizing flat membrane
JP2012077583A Water supply pipe red rust prevention and removal device utilizing membrane pore diffusion-filtration mechanism
JP2012076066A Energy-saving type dehumidifying and heat-recovering device
JP2012071250A Method of manufacturing regenerated cellulose multilayer structure flat membrane
JP2012058181A Non-aqueous solution for dispersing ferric hydroxide colloidal particles for film performance and integrity test and method for manufacturing the same
JP2012040478A Method for removing microorganism using hexaaqua iron pico particle
JP2012025708A Release-controlled local administration agent using plurality of release control mechanisms different in membrane permeation mechanisms