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OKUMOTO KENJI

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    206,668
About

OKUMOTO KENJI has a total of 14 patent applications. Its first patent ever was published in 2002. It filed its patents most often in United States and Japan. Its main competitors in its focus markets semiconductors, electrical machinery and energy and environmental technology are SUN RUNGUANG, WILLIAMS RICHARD K and PHOSTEK INC.

Patent filings in countries

World map showing OKUMOTO KENJIs patent filings in countries
# Country Total Patents
#1 United States 10
#2 Japan 4

Patent filings per year

Chart showing OKUMOTO KENJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Okumoto Kenji 14
#2 Koresawa Kouhei 2
#3 Matsui Masafumi 2
#4 Yoshida Hidehiro 2
#5 Burroughes Jeremy 1
#6 Carter Julian 1
#7 Kanno Hiroshi 1
#8 Shibata Masaomi 1
#9 Ohta Takashi 1

Latest patents

Publication Filing date Title
JP2017054897A Light emitting device and manufacturing method for the same
JP2016185920A Thin film showing wide absorption band, device comprising the same, and method for the production thereof
JP2016132631A Truxene derivative and organic semiconductor device using the same
US2006051563A1 Organic electroluminescence device
JP2004029560A Commodity indicating body