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HAKUGAN KK

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    234,513
About

HAKUGAN KK has a total of 12 patent applications. Its first patent ever was published in 1995. It filed its patents most often in Japan. Its main competitors in its focus markets optics are MUST CARTIER FRANCE, DOMANI EYEWEAR PTY LTD and K CORP.

Patent filings in countries

World map showing HAKUGAN KKs patent filings in countries
# Country Total Patents
#1 Japan 12

Patent filings per year

Chart showing HAKUGAN 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 Sasaki Hiroyuki 11
#2 Kotake Hideo 1
#3 Sasaki Tadayoshi 1

Latest patents

Publication Filing date Title
JP2018000880A Eyeglass frame having brain wave and myoelectricity measuring function
JP2006215055A Spectacle frame having compound elastic force
JP2006163020A Spectacle frame nose pad
JP2003248199A Spectacle frame and spectacle parts
JP2003161920A Spectacle frame
JP2002182168A Spectacles frame and spectacles parts
JP2001221980A Kick-up opening/closing spectacle frame
JP2000111845A Nose pad structure and temple structure
JPH11311759A Front-attached spectacle and spectacle frame constituent component with rotating function
JPH11264956A Clip-on spectacle frame and spectacle frame constituent component
JPH11202269A Spectacle apron frame and spectacle frame component having rotating function
JPH0949992A Attaching and detaching structure of spectacle frame constituting parts