β-Ga2O3-based single crystal substrate

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United States of America Patent

PATENT NO 9431489
APP PUB NO 20150380501A1
SERIAL NO

14634407

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Abstract

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A β-Ga2O3-based single crystal substrate includes an average dislocation density of less than 7.31×104 cm−2. The average dislocation density may be not more than 6.14×104 cm−2. The substrate may further include a main surface including a plane orientation of (−201), (101) or (001). The substrate may be free from any twinned crystal.

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  • KOHA CO., LTD.;TAMURA CORPORATION

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  • 2015 Application Filing Year
  • H01L Class
  • 25498 Applications Filed
  • 22451 Patents Issued To-Date
  • 88.06 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20152016201720182019202020212022202320240255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Koshi, Kimiyoshi Tokyo, JP 13 22
Masui, Takekazu Tokyo, JP 7 14
Takizawa, Masaru Tokyo, JP 12 103
Watanabe, Makoto Tokyo, JP 386 3408
Watanabe, Shinya Tokyo, JP 282 1738
Yamaoka, Yu Tokyo, JP 7 13

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  • 2 Citation Count
  • H01L Class
  • 13.47 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1792827316886303131891006776342711301 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +050010001500200025003000350040004500500055006000650070007500800085009000

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