Reading lens

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United States of America Patent

APP PUB NO 20060028616A1
SERIAL NO

10910189

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A lens includes a viewing area having a first optical power and a blended area located between the viewing area and an edge of the lens. The blended area includes a plurality of at least partially annular regions. Each of the regions has a different optical power lower than the first optical power of the viewing area. The innermost region includes a highest optical power among the regions, and each subsequent outer region has a gradually lower optical power.

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Patent Owner(s)

Patent OwnerAddress
OKIA OPTICAL CO LTDUNIT D 5/F PHASE 5 HK SPINNERS IND BLDG 760 CHEUNG SHA WAN ROAD KOWLOON

International Classification(s)

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  • 2004 Application Filing Year
  • G02C Class
  • 311 Applications Filed
  • 144 Patents Issued To-Date
  • 46.31 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2004200520062007200820092010201120122013201420152016201720180255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lam, Yin Sang Kowloon, HK 8 86

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Patent Citation Ranking

  • 1 Citation Count
  • G02C Class
  • 5.45 % this patent is cited more than
  • 19 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges6452912631232101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6071 - 8081 - 9091 - 100100 +02.557.51012.51517.52022.52527.53032.53537.54042.54547.5

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