LOUDSPEAKER SYSTEM WITH IMPROVED SOUND

Number of patents in Portfolio can not be more than 2000

United States of America Patent

SERIAL NO

13818374

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A loudspeaker device (200) is presented which includes a zeolite material (100) comprising zeolite particles (102) having a silicon to aluminum mass ratio of at least 200. For an increased pore fraction of pores with a diameter in a range between 0.7 micrometer and 30 micrometer shows an increased shift of the resonance frequency down to lower frequencies has been observed.

First Claim

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Patent Owner(s)

  • NANOSCAPE AG;NAUTILUS CAPITAL CORPORATION;SOUND SOLUTIONS INTERNATIONAL CO., LTD.

International Classification(s)

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  • 2011 Application Filing Year
  • H04R Class
  • 1409 Applications Filed
  • 1187 Patents Issued To-Date
  • 84.25 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20112012201320142015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kobler, Johannes Munich, DE 7 104
Papakyriacou, Maria Vienna, AT 12 228
Sauer, Jurgen Munich, DE 9 86

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Patent Citation Ranking

  • 3 Citation Count
  • H04R Class
  • 15.56 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges122537871714231101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7091 - 1000255075100125150175200225250275300325350375400425450475500525550575

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