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IWAMOTO MASAKAZU

Overview
  • Total Patents
    19
About

IWAMOTO MASAKAZU has a total of 19 patent applications. Its first patent ever was published in 1981. It filed its patents most often in Japan and United States. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and organic fine chemistry are JOINT STOCK COMPANY SPECIAL DESIGN AND ENG BUREAU KATALIZATOR, LEONARD JACKSON D and HANGZHOU HI TECH FINE CHEMICAL CO LTD.

Patent filings in countries

World map showing IWAMOTO MASAKAZUs patent filings in countries
# Country Total Patents
#1 Japan 17
#2 United States 2

Patent filings per year

Chart showing IWAMOTO MASAKAZUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Iwamoto Masakazu 19
#2 Yahiro Shusuke 2
#3 Izumi Jun 2
#4 Yuu Yoshihiro 1
#5 Sato Shinya 1
#6 Torikai Yuji 1
#7 Toyoda Shiyunsuke 1
#8 Kagawa Shiyuuichi 1
#9 Yamamoto Takashi 1
#10 Kosugi Yoshitsugu 1

Latest patents

Publication Filing date Title
US2010168491A1 Catalyst and method of producing olefins using the catalyst
JP2001082136A Exhaust emission control method for diesel engine
JPH10156144A Exhaust gas purifying catalyst
JPH05245387A Method for purifying nitrogen oxides
JPH0576752A Nitrogen oxide adsorbent for ptsa or tsa
JPH0576751A Nitrogen oxide adsorbent for psa
JPH07171394A Catalyst for reduction and removal of nitrogen oxide and usage method of catalyst thereof
JPH04284848A Catalyst for reducing and removing nitrogen oxide and its preparation
JPH04256444A Catalyst for removal of nitrogen oxide
JPH04256420A Method for reducing and removing nitrogen oxides
JPH03217218A Method for removing nitrogen oxide
JPH03101837A Production of catalyst for decomposition of nitrogen oxide
JPH02251247A Catalyst for decomposing nitrogen oxide
JPH02251248A Catalyst for decomposing nitrogen oxide
JPS60184036A Production of cresol
JPS58146522A Preparation of phenol
JPS5892630A Preparation of methanol and formaldehyde by partial oxidation of methane
JPS5892629A Preparation of methanol and formaldehyde by partial oxidation of methane