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OPUTERU KK

Overview
  • Total Patents
    23
About

OPUTERU KK has a total of 23 patent applications. Its first patent ever was published in 1996. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are SEVERSKIJ TRUBNYJ ZD AOOT, NANTONG WEIHAO FEED TECHNOLOGY and NANJING GERMANIUM TECHNOLOGY CO LTD.

Patent filings in countries

World map showing OPUTERU KKs patent filings in countries
# Country Total Patents
#1 Japan 23

Patent filings per year

Chart showing OPUTERU KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Ishikawa Hitoshi 7
#2 Inoue Yoshifumi 7
#3 Kondo Sukemitsu 7
#4 Sumita Tetsuo 5
#5 Niihori Osamu 4
#6 Hiraiwa Masao 2
#7 Shioiri Yoshitaka 2
#8 Sasaki Yutaka 2
#9 Muta Kenichi 1
#10 Sasano Naonari 1

Latest patents

Publication Filing date Title
JP2005172665A Light radiation pattern measuring apparatus
JP2005010289A Device and method for manufacturing optical fiber coupler
JP2005004116A Optical fiber coupler manufacturing device and manufacturing method therefor
JP2005004113A Optical fiber coupler manufacturing method
JP2005004112A Device and method for manufacturing optical fiber coupler
JP2005004115A Optical fiber coupler manufacturing device and manufacturing method therefor
JP2005004114A Optical fiber coupler manufacturing device
JP2004347946A Manufacture device and manufacture method of optical fiber coupler
JP2004325718A Manufacture method of optical fiber coupler, manufacture equipment thereof and optical fiber coupler
JP2004309323A Method and system for measuring absolute quantum efficiency of light-emitting device
JP2004311209A Inspection method and device for light emitting element
JP2004311541A Method and device for measuring charge transfer of thin film
JP2004045819A Manufacturing device and manufacturing method for optical fiber coupler and optical fiber coupler
JP2004028863A Device for evaluating polarization characteristics of optical fiber and optical fiber coupler, and method for measuring characteristics thereof
JP2004012697A Manufacturing apparatus and manufacturing method for optical coupler
JP2003207683A Method and apparatus for manufacturing optical fiber coupler
JP2003207682A Method and apparatus for manufacturing optical fiber coupler
JP2002296446A Manufacturing equipment for fiber type optical coupler
JP2002221635A Manufacturing equipment for narrow-band fiber type optical coupler
JP2002118922A Device for stripping insulator of optical fiber