Learn more

NAKANISHI OPT KK

Overview
  • Total Patents
    21
About

NAKANISHI OPT KK has a total of 21 patent applications. Its first patent ever was published in 1991. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets optics, machine tools and machines are LEONARDO MECCANOPTICA, KILLER LOOP SPA and TIMON.

Patent filings in countries

World map showing NAKANISHI OPT KKs patent filings in countries
# Country Total Patents
#1 Japan 20
#2 Republic of Korea 1

Patent filings per year

Chart showing NAKANISHI OPT KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Nakanishi Eiichi 21

Latest patents

Publication Filing date Title
JP2014052396A Temple connection structure of spectacle frame
JP2013148826A Temple connection structure of spectacles
JP2012058444A Hinge with spring for spectacle
JP2008268625A Structure of eyeglass component
JP2006317817A Spectacle frame for multifoci
JP2005128124A Method and apparatus for joining and molding wraparound endpiece and temple of spectacle frame
JP2004133228A Spectacles frame
JP2003255275A Hingeless spectacle temple
JP2003172904A Lens supporting structure of rimless spectacles
JP2000347139A Method for joining spectacle parts made of ni-ti alloy
JPH1114948A Temple fitting structure of spectacle frame
JPH10115812A Ornamental structure of temple in spectacles frame
JPH09101486A Coupling device for spectacle component
JPH0836149A Temple mounting structure of spectacle frame
JPH07306386A Temple mounting structure of spectacle frame
JPH07281133A Lens frame of spectacle frame
JPH07281136A Temple mounting structure of spectacle frame
JPH0756123A Spectacle frame
JPH05289029A Lens frame for spectacles
JPH04276713A Spectacle parts and production thereof