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NITTO OPTICAL

Overview
  • Total Patents
    421
  • GoodIP Patent Rank
    94,175
About

NITTO OPTICAL has a total of 421 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan and China. Its main competitors in its focus markets optics, audio-visual technology and computer technology are LDT LASER DISPLAY TECHNOLOGY GMBH, OPTORUN CO LTD and NITTOH INC.

Patent filings in countries

World map showing NITTO OPTICALs patent filings in countries
# Country Total Patents
#1 Japan 420
#2 China 1

Patent filings per year

Chart showing NITTO OPTICALs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ogawa Harumi 46
#2 Takahashi Fuminori 41
#3 Kaneko Kohei 35
#4 Akiyama Masao 30
#5 Hara Hideo 28
#6 Koyama Toshio 26
#7 Koizumi Fumiaki 23
#8 Yamaguchi Takashi 21
#9 Asakura Yoshinobu 15
#10 Rikukawa Kazuo 13

Latest patents

Publication Filing date Title
JP2017037325A Fresnel lens and illumination apparatus
JP2017058566A Reflection mirror and mirror holding mechanism
JP2017058565A Mirror holding mechanism
JP2017050122A Luminaire
JP2016201332A Lighting module
JP2016200632A Lens barrel
JP2016151706A Adjustment device for generatrix-circumferential direction angle of cylindrical lens, and lens barrel having adjustment device for generatrix-circumferential direction angle of cylindrical lens
JP2016080823A Projection lens barrel and projection display device
JP2015230324A Curved mirror adjusting device
JP2015222347A Optical device
JP2015222298A Lens unit
JP2015219499A Zoom lens unit and marker member
JP2015153522A Light guide plate and luminaire
JP2014099414A Heat dissipator and illumination apparatus
JP2015121644A Fitting structure for projection optical system
JP2014089961A Optical element and light-emitting device
JP2015103351A Light guide plate and illumination device
JP2014232293A Imaging system and driving support system having imaging system
JP2015014701A Reflective film, reflective mirror, and projection optical system
JP2015007724A Projector device