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OPTO DEVICE KENKYUSHO KK

Overview
  • Total Patents
    13
About

OPTO DEVICE KENKYUSHO KK has a total of 13 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Japan. Its main competitors in its focus markets semiconductors are APD SEMICONDUCTOR INC, DALIAN MEIMING EPITAXIAL WAFER TECHNOLOGY CO LTD and SHENGKAI SCIENCE & TECH CO LTD.

Patent filings in countries

World map showing OPTO DEVICE KENKYUSHO KKs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing OPTO DEVICE KENKYUSHO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Semiconductors

Focus technologies

# Technology
#1 Semiconductor devices

Top inventors

# Name Total Patents
#1 Yamazaki Shigeru 13
#2 Suematsu Kiyoshi 1
#3 Misawa Yoshiharu 1
#4 Nagatomo Takao 1

Latest patents

Publication Filing date Title
JP2009124055A High power ultraviolet light emitting diode
JP2007184377A High power reflection type light-emitting diode and method of manufacturing same
JP2006253528A Reflecting light emitting diode unit, and light emitting diode
JP2006165354A Light emitting diode and manufacturing method thereof
JP2006135123A High-power reflection type light emitting diode and its manufacturing method
JP2006049526A Light emitting diode and its manufacturing method
JP2006049525A Light emitting diode and its manufacturing method
JP2005322701A Reflective light emitting diode and manufacturing method thereof
JP2004071221A Light source device of light emitting diode
JP2004014593A Method for manufacturing light emitting diode
JP2005142174A Light-emitting diode and its manufacturing method
JP2004006438A Reflecting light emitting diode
JP2003303977A Photodiode