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KADOMA HIROSHI

Overview
  • Total Patents
    12
About

KADOMA HIROSHI has a total of 12 patent applications. Its first patent ever was published in 2008. It filed its patents most often in United States. Its main competitors in its focus markets organic fine chemistry, semiconductors and basic materials chemistry are KAWAKAMI SACHIKO, ZHAO DONGMIN and BEIJING YANHUA JILIAN OPTOELECTRONIC TECH CO LTD.

Patent filings in countries

World map showing KADOMA HIROSHIs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing KADOMA HIROSHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kadoma Hiroshi 12
#2 Seo Satoshi 12
#3 Kawakami Sachiko 7
#4 Shitagaki Satoko 6
#5 Ohsawa Nobuharu 5
#6 Ushikubo Takahiro 3
#7 Nomura Hiroko 2
#8 Kawata Yuko 1
#9 Ogita Kaori 1
#10 Kitano Yasushi 1

Latest patents

Publication Filing date Title
US2013009543A1 Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device
US2012193613A1 Heterocyclic compound
US2009184633A1 Quinoxaline derivative, and light-emitting element, light-emitting device, and electronic appliance using the quinoxaline derivative
US2009203704A1 Quinoxaline derivative, and light-emitting element, light-emitting device, and electronic device using quinoxaline derivative
US2009140642A1 Quinoxaline derivative, and light-emitting element and electronic device using the same