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TAKEUCHI KOGAKU KOGYO KK

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    232,520
About

TAKEUCHI KOGAKU KOGYO KK has a total of 13 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Japan. Its main competitors in its focus markets optics are AOYAMA GANKYO KK, EXCEL GANKYO KK and FOVAL SRL.

Patent filings in countries

World map showing TAKEUCHI KOGAKU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing TAKEUCHI KOGAKU KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Spectacles

Top inventors

# Name Total Patents
#1 Takeuchi Ryozo 13

Latest patents

Publication Filing date Title
JP2015202143A Set of three chopsticks
JP2002357794A Hinge of spectacle frame
JP2002221695A Inner wearing spectacle frame
JPH1010471A Spectacles
JPH1010475A Structure for fixing high tensile filament to half rim
JPH09311299A Temple joint structure of spectacle frame
JPH0829739A Connecting structure of two articles of spectacles
JPH07318868A Spectacle frame
JPH07318871A Spectacle frame
JPH07244261A Supporting device for nose pad of spectacle
JPH07244263A Hinge for spectacle frame
JPH07244262A Temple of spectacle frame
JPH07241679A Method for joining parts of different kind of metal