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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Japan | 4 |
# | Industry | |
---|---|---|
#1 | Semiconductors | |
#2 | Electrical machinery and energy | |
#3 | Environmental technology | |
#4 | Micro-structure and nano-technology | |
#5 | Machines |
# | 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 |
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 |