Cutting machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 13, 2009
Grant Date -
N/A
app pub date -
Apr 3, 2008
filing date -
Apr 3, 2008
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Abstract
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
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
THE DEPARTMENT OF ELECTRICAL ENGINEERING NATIONAL CHANG-HUA UNIVERSITY OF EDUCATION | NO 1 JINDE RD CHANGHUA COUNTY CHANGHUA CITY | |
BUFFALO MACHINERY CO LTD | 2F NO 8 LANE 252 JHONGSHAN N RD DAYA DIST TAICHUNG CITY |
International Classification(s)

- 2008 Application Filing Year
- B23B Class
- 457 Applications Filed
- 293 Patents Issued To-Date
- 64.12 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Chang, Paul | Daya Township , TW | 155 | 3451 |
# of filed Patents : 155 Total Citations : 3451 | |||
Chen, Tsair-Rong | Hemei Township , TW | 41 | 133 |
# of filed Patents : 41 Total Citations : 133 | |||
Row, Jeen-Sheen | Mialoi , TW | 10 | 24 |
# of filed Patents : 10 Total Citations : 24 | |||
Tsai, Yuan-Fu | Daya Township , TW | 5 | 25 |
# of filed Patents : 5 Total Citations : 25 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 6 Citation Count
- B23B Class
- 7.14 % this patent is cited more than
- 16 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Jun 30, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Jan 16, 2018 | I | Issuance | |
Dec 27, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Feb 25, 2016 | P | Published | |
Jul 23, 2015 | F | Filing | |
Jul 06, 2015 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:IKUTA, MASAYA;REEL/FRAME:036161/0951 Owner name: KONICA MINOLTA, INC., JAPAN Effective Date: Jul 06, 2015 |
Aug 19, 2014 | PD | Priority Date |

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