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ENGELHARD NIPPON

Overview
  • Total Patents
    40
About

ENGELHARD NIPPON has a total of 40 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, Germany and United Kingdom. Its main competitors in its focus markets chemical engineering, environmental technology and electrical machinery and energy are JOHNSON MATTHEY FUEL CELLS LTD, MEI WU and SHIRVANIAN ALIREZA PEZHMAN.

Patent filings in countries

World map showing ENGELHARD NIPPONs patent filings in countries
# Country Total Patents
#1 Japan 33
#2 Germany 2
#3 United Kingdom 2
#4 United States 2
#5 Republic of Korea 1

Patent filings per year

Chart showing ENGELHARD NIPPONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kudo Tomio 10
#2 Matsuzawa Shigemitsu 8
#3 Kato Katsuaki 8
#4 Ito Takashi 6
#5 Yamaguchi Hiroyuki 4
#6 Ichimura Mitsushi 4
#7 Sakurai Toshihiko 4
#8 Kamiya Masahisa 4
#9 Ozaki Yukio 4
#10 Hashimoto Morimasa 4

Latest patents

Publication Filing date Title
JPH01219044A Decorative conductive glass and its production
JPH01191793A Method for purifying solution containing iridium
JPH01168321A Preventing method for deactivation of catalyst
JPH01168348A Manufacture of ceramic honeycomb catalyst improved in thermal shock resistance
JPH01156490A Antioxidant
JPH01129988A Tin-nickel alloy plating solution
JPH01115458A Production of catalyst for purification of waste gas
JPH0196392A Tin-lead alloy plating solution
JPH0196391A Tin-lead alloy plating solution
JPS6458347A Catalyst of superior heat resistance for purifying internal combustion engine exhaust gas and its preparation
JPS6428385A Silver removing solution
JPS6411901A Complex metal power
JPS6411640A Precious metal adsorbent
JPS63270544A Production of catalyst for cleaning exhaust gas
JPS63266003A Flaked platinum powder and production thereof
JPS6388040A Catalyst for purifying exhaust gas for vehicle and its preparation
JPS637390A Gold-cobalt alloy plating liquid
JPS62287025A Method for recovering ruthenium
JPS62269751A Platinum-copper alloy electrode catalyst and electrode for acidic electrolyte fuel cell using said catalyst
JPS62207868A Formation of thin metallic film