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MASUNAGA KEIICHI

Overview
  • Total Patents
    12
About

MASUNAGA KEIICHI has a total of 12 patent applications. Its first patent ever was published in 2010. It filed its patents most often in United States. Its main competitors in its focus markets optics, semiconductors and macromolecular chemistry and polymers are HATAKEYAMA JUN, RIDGEFIELD ACQUISITION and TAKEI SATOSHI.

Patent filings in countries

World map showing MASUNAGA KEIICHIs patent filings in countries
# Country Total Patents
#1 United States 12

Patent filings per year

Chart showing MASUNAGA KEIICHIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Masunaga Keiichi 12
#2 Watanabe Satoshi 12
#3 Domon Daisuke 10
#4 Tanaka Akinobu 5
#5 Watanabe Takeru 2
#6 Hatakeyama Jun 2
#7 Ohsawa Youichi 2
#8 Sooriyakumaran Ratnam 1
#9 Bozano Luisa 1
#10 Kawai Yoshio 1

Latest patents

Publication Filing date Title
US2013209922A1 Chemically amplified negative resist composition and pattern forming process