Learn more

OPTOQUEST CO LTD

Overview
  • Total Patents
    58
  • GoodIP Patent Rank
    184,289
About

OPTOQUEST CO LTD has a total of 58 patent applications. Its first patent ever was published in 2002. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets optics are R & D INST OF METALS & COMPOSI, MITSUBISHI CONSTR CO LTD and EDGE SCIENT INSTR COMPANY LLC.

Patent filings in countries

World map showing OPTOQUEST CO LTDs patent filings in countries

Patent filings per year

Chart showing OPTOQUEST CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Optical systems

Top inventors

# Name Total Patents
#1 Kobayashi Tetsuya 14
#2 Minegishi Sadao 13
#3 Iizuka Takashi 12
#4 Tezuka Munetaka 11
#5 Kajioka Hiroshi 10
#6 Tottori Yusaku 8
#7 Yamashita Shiro 7
#8 Azuma Shin 6
#9 Yanagida Kazuo 6
#10 Yoda Takuya 6

Latest patents

Publication Filing date Title
JP2016176977A Optical component holding tool, optical module and optical module manufacturing method
JP2016109887A Optical connector
JP2015219424A Optical connector
JP2015055852A Laser light source device
WO2014038514A1 Optical fiber connector between multicore fiber and single mode fiber
JP2015025923A Mode multiplexer/demultiplexer using inversion phase difference plate
JP2014182229A Optical connector for multi-core fiber
JP2014106440A Connector for multi core fiber with rotation preventive mechanism
JP2014085454A Optical output device and optical output adjustment method
JP2014052496A Optical connector between multi-core fibers
JP2012242545A Light wavelength conversion device
JP2012202910A Reflected light measuring apparatus
JP2012198045A Method and apparatus for detecting or measuring interaction between substances
JP2010137329A Tweezers and coating component for the same
JP2009025322A Fiber optic array and multi-channel optical module using the same
JP2008268146A Prismless spr sensor and refractive index measuring apparatus using same
JP2008122082A Reflection type double-refractive index measuring instrument
JP2008076815A Multilayer film edge filter and optical wavelength selective circuit using the same
JP2008040301A Wavelength converting element, wavelength converter, and wavelength converting method
JP2008040293A Wavelength variable wavelength converter and wavelength variable wavelength converting method