Elevator apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6968925
SERIAL NO

09629277

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An elevator apparatus has an actuating device including a sheave around which a rope engaged with an ascending and descending cage is wound and a driving section for rotating the sheave. The sheave is adapted to rotate to move the rope with its rotation. The actuating device is installed in a machine room provided on a top floor of a building in which the ascending and descending cage is disposed. The machine room faces with an elevator passage for the cage.

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Patent Owner(s)

Patent OwnerAddress
TEIJIN SEIKI CO LTDNISHISHINBASHI TS BLDG 3-1 NISHISHINBASHI 3-CHOME MINATO-KU TOKYO 105-8628

International Classification(s)

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  • 2000 Application Filing Year
  • B66B Class
  • 157 Applications Filed
  • 80 Patents Issued To-Date
  • 50.96 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances2000200120022003200420052006200720082009201020112012201320140255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kuga, Takashi Mie, JP 6 12
Miyoshi, Hiroyuki Mie, JP 105 926

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Patent Citation Ranking

  • 1 Citation Count
  • B66B Class
  • 4.51 % this patent is cited more than
  • 20 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges61002042101 - 1011 - 2021 - 3031 - 4051 - 6005101520253035404550556065707580859095100105

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