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NAIGAI KAGAKU SEIHIN KK

Overview
  • Total Patents
    26
About

NAIGAI KAGAKU SEIHIN KK has a total of 26 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, measurement and surface technology and coating are NAUKOWO PROD CT POLPRZEWODNIKO, WYZSZA SZKOLA PEDAGOG and KANKYO GIJUTSU KENKYUSHO KK.

Patent filings in countries

World map showing NAIGAI KAGAKU SEIHIN KKs patent filings in countries
# Country Total Patents
#1 Japan 26

Patent filings per year

Chart showing NAIGAI KAGAKU SEIHIN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Akasaki Masateru 10
#2 Marukame Kazuo 7
#3 Fujigaki Taeko 6
#4 Ebata Mikio 5
#5 Akiyama Satoshi 5
#6 Yoshida Masaki 4
#7 Kondo Yusuke 3
#8 Shimizu Yuji 2
#9 Miura Mitsuru 1
#10 Nishida Ko 1

Latest patents

Publication Filing date Title
JP2013253932A Corrosion resistance testing apparatus
JP2013095969A Agent for inhibiting or suppressing corrosion of ferrous metal and method for inhibiting or suppressing corrosion thereof
JP2012172227A Metal corrosion preventing or inhibiting agent, and method for using the same
JP2010085350A Kit and method for measuring friction resistance
JP2009226459A Mold release agent for die casting, method for imparting mold releasability to mold for die casting and method for casting die-cast product
JP2009226458A Mold release agent for die casting, method for imparting mold releasability to mold for die casting and method for casting die-cast product
JP2008248609A Non slip construction method for walking surface
JP2006083056A Method for preparing chlorine dioxide water
JP2001029965A Treatment of selenium-containing waste water
JP2000015271A Treatment of selenium-containing solution
JPH11300372A Treatment of selenium-containing liquid
JPH1123563A Performance evaluating method for cooling water additive, synthetic water, and device therefor
JPH08299933A Treating agent for refuse-incineration dust and treatment method
JPH08193281A Underwater anticorrosive
JPH08103774A Treatment of waste water
JPH0418983A Treatment of dimethylformamide
JPH03195801A Combustion method by supporting gas improvement
JPS62279884A Treatment of waste water containing hydrogen peroxide
JPS62279885A Treatment of waste water containing hydrogen peroxide
JPS62152597A Waste water treatment