Planar Transformers

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20130207767A1
SERIAL NO

13703915

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A planar transformer comprises a plurality of conductive windings provided by at least one PCB and linked by a common ferrite core passing through the or each PCB. The transformer windings are at least partially magnetically shielded from the ferrite core by a conductive non-continuous shield formed by copper planed areas on one or more of the PCB layers to improve the coupling between the windings.

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Patent Owner(s)

Patent OwnerAddress
MICROMASS UK LIMITEDSTAMFORD AVENUE ALTRINCHAM ROAD WILMSLOW SK9 4AX

International Classification(s)

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  • 2011 Application Filing Year
  • H01F Class
  • 1263 Applications Filed
  • 950 Patents Issued To-Date
  • 75.22 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2011201220132014201520162017201820192020202120220255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Worthington, Kenneth R Cheshire, GB 4 23

Cited Art Landscape

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Patent Citation Ranking

  • 17 Citation Count
  • H01F Class
  • 76.51 % this patent is cited more than
  • 12 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges34282671346411101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7091 - 100100 +020406080100120140160180200220240260280300

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