Key cylinder device

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United States of America Patent

PATENT NO 9790709
APP PUB NO 20160194901A1
SERIAL NO

14982867

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A key cylinder device includes a key cylinder attached inside a cylinder portion of a cylindrical mounting member and locked/unlocked by a mechanical key, and a packing insertion portion that is integrally formed on an outer surface of the key cylinder so as to have a shape without an undercut portion and includes an opening for insertion of a packing member in a vertical direction along the outer surface.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHONIWA-GUN AICHI 480-0195

International Classification(s)

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  • 2015 Application Filing Year
  • E05B Class
  • 926 Applications Filed
  • 753 Patents Issued To-Date
  • 81.32 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2015201620172018201920202021202220230255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawachi, Tomonori Aichi, JP 8 77
Tamezane, Takumi Aichi, JP 23 174
Tsuruta, Hiroshi Aichi, JP 49 381

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Patent Citation Ranking

  • 0 Citation Count
  • E05B Class
  • 0 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges772743653101 - 1011 - 2021 - 3031 - 4041 - 50020406080100120140160180200220240260280300

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