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EGAWA MASAKAZU

Overview
  • Total Patents
    18
About

EGAWA MASAKAZU has a total of 18 patent applications. Its first patent ever was published in 2007. 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, NANJING TOPTO MAT CO LTD and YANTAI GEM CHEMICALS CO LTD.

Patent filings in countries

World map showing EGAWA MASAKAZUs patent filings in countries
# Country Total Patents
#1 United States 18

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Egawa Masakazu 18
#2 Kawakami Sachiko 12
#3 Ohsawa Nobuharu 10
#4 Nomura Ryoji 10
#5 Seo Satoshi 8
#6 Nakashima Harue 5
#7 Osaka Harue 4
#8 Suzuki Tsunenori 3
#9 Inoue Hideko 2
#10 Shitagaki Satoko 2

Latest patents

Publication Filing date Title
US2008088229A1 Stilbene derivative, light-emitting element, light-emitting device, and electronic device