Cutting machine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7475463
SERIAL NO

12061880

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A cutting machine includes: a machine body; a hollow piston; a first shaft extending into the piston, co-movable with the piston relative to the machine body along a first axis, and rotatable about the first axis relative to the piston; a second shaft rotatable about a second axis and coupled to the first shaft when the first shaft is disposed at a first axial position; a rotary cutter holder rotatable about the first axis and coupled to the second shaft; a third shaft rotatable about the first axis and coupled to the first shaft when the first shaft is disposed at a second axial position; and a driving unit for driving rotation of the first shaft about the first axis.

First Claim

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Patent Owner(s)

Patent OwnerAddress
THE DEPARTMENT OF ELECTRICAL ENGINEERING NATIONAL CHANG-HUA UNIVERSITY OF EDUCATIONNO 1 JINDE RD CHANGHUA COUNTY CHANGHUA CITY
BUFFALO MACHINERY CO LTD2F NO 8 LANE 252 JHONGSHAN N RD DAYA DIST TAICHUNG CITY

International Classification(s)

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  • 2008 Application Filing Year
  • B23B Class
  • 457 Applications Filed
  • 293 Patents Issued To-Date
  • 64.12 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20082009201020112012201320142015201620170255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chang, Paul Daya Township , TW 155 3451
Chen, Tsair-Rong Hemei Township , TW 41 133
Row, Jeen-Sheen Mialoi , TW 10 24
Tsai, Yuan-Fu Daya Township , TW 5 25

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Patent Citation Ranking

  • 6 Citation Count
  • B23B Class
  • 7.14 % this patent is cited more than
  • 16 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges171434219123201 - 1011 - 2021 - 3031 - 4041 - 5051 - 600102030405060708090100110120130140150160

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