Boat propulsion system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7174842
SERIAL NO

11224990

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A boat propulsion system includes a plurality of positive displacement pumps which having high discharge head and having inlets and outlets therein and a controlling panel having circuits, wherein the pumps are mounted on a bottom of a boat and driven by a motive power. By means of different positions of the outlets in each pump or different power transmission of each pump and cooperating with using the controlling panel, the boat can therefore move toward desired directions and enhancing power transmission by the pumps are drawn uniform flow when the boat is moved.

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Patent Owner(s)

Patent OwnerAddress
LIUNG FENG INDUSTRIAL CO LTDNEW TAIPEI CITY

International Classification(s)

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  • 2005 Application Filing Year
  • B63H Class
  • 340 Applications Filed
  • 133 Patents Issued To-Date
  • 39.12 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20052006200720082009201020112012201320140255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lin, Hsu Tsang Tucheng, TW 3 5

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Patent Citation Ranking

  • 2 Citation Count
  • B63H Class
  • 5.38 % this patent is cited more than
  • 18 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges101402861101 - 1011 - 2021 - 3031 - 4051 - 600102030405060708090100110120130140150

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