Patents by Inventor Chih-Chiang Fu

Chih-Chiang Fu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Application of metallic glass coating for improving fatigue resistance of aluminum alloys
    Patent number: 10145004
    Abstract: A Zr-based or Zr—Cu based metallic glass thin film (MGTF) coated on aluminum alloy substrate and a method of fabricating the metallic glass and MGTF coated on aluminum alloy substrate are disclosed. The Zr-based metallic glass thin film-coated aluminum alloy substrate of the present invention comprises: an aluminum alloy substrate; and a Zr-based metallic glass thin film located on the substrate, in which the Zr-based metallic glass is represented by the formula of (ZraCubNicAld)100-xSix, wherein 45=<a=<75, 25=<b=<35, 5=<c=<15, 5=<d=<15, 0.1=<x=<10. The Zr—Cu-based metallic glass thin film coated substrate of the present invention comprises: an aluminum alloy substrate; a Zr—Cu-based metallic glass thin film located on the aluminum alloy substrate, in which the Zr—Cu-based metallic glass is represented by the following formula of (ZreCufAlgAgh)100-ySiy, wherein 35=<e=<55, 35=<f=<55, 5=<g=<15, 5=<h=<15, 0.1=<y=<10.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: December 4, 2018
    Assignee: NATIONAL CENTRAL UNIVERSITY
    Inventors: Jason Shiang Ching Jang, Pei Hua Tsai, Jia Bin Li, Yi Zong Zhang, Chih Chiang Fu, Jinn P. Chu
  • APPLICATION OF METALLIC GLASS COATING FOR IMPROVING FATIGUE RESISTANCE OF ALUMINUM ALLOYS
    Publication number: 20160230264
    Abstract: A Zr-based or Zr—Cu based metallic glass thin film (MGTF) coated on aluminum alloy substrate and a method of fabricating the metallic glass and MGTF coated on aluminum alloy substrate are disclosed. The Zr-based metallic glass thin film-coated aluminum alloy substrate of the present invention comprises: an aluminum alloy substrate; and a Zr-based metallic glass thin film located on the substrate, in which the Zr-based metallic glass is represented by the formula of (ZraCubNicAld)100-xSix, wherein 45=<a=<75, 25=<b=<35, 5=<c=<15, 5=<d=<15, 0.1=<x=<10. The Zr—Cu-based metallic glass thin film coated substrate of the present invention comprises: an aluminum alloy substrate; a Zr—Cu-based metallic glass thin film located on the aluminum alloy substrate, in which the Zr—Cu-based metallic glass is represented by the following formula of (ZreCufAlgAgh)100-ySiy, wherein 35=<e=<55, 35=<f=<55, 5=<g=<15, 5=<h=<15, 0.1=<y=<10.
    Type: Application
    Filed: April 18, 2016
    Publication date: August 11, 2016
    Inventors: Jason Shiang Ching JANG, Pei Hua TSAI, Jia Bin LI, Yi Zong ZHANG, Chih Chiang FU, Jinn P. CHU
  • Application of metallic glass coating for improving fatigue resistance of aluminum alloys
    Patent number: 9339990
    Abstract: A Zr-based or Zr—Cu based metallic glass thin film (MGTF) coated on aluminum alloy substrate and a method of fabricating the metallic glass and MGTF coated on aluminum alloy substrate are disclosed. The Zr-based metallic glass thin film-coated aluminum alloy substrate of the present invention comprises: an aluminum alloy substrate; and a Zr-based metallic glass thin film located on the substrate, in which the Zr-based metallic glass is represented by the formula of (ZraCubNicAld)100-xSix, wherein 45=<a=<75, 25=<b=<35, 5=<c=<15, 5=<d=<15, 0.1=<x=<10. The Zr—Cu-based metallic glass thin film coated substrate of the present invention comprises: an aluminum alloy substrate; a Zr—Cu-based metallic glass thin film located on the aluminum alloy substrate, in which the Zr—Cu-based metallic glass is represented by the formula of (ZreCufAlgAgh)100-ySiy, wherein 35=<e=<55, 35=<f=<55, 5=<g=<15, 5=<h=<15, 0.1=<y=<10.
    Type: Grant
    Filed: November 2, 2012
    Date of Patent: May 17, 2016
    Assignee: NATIONAL CENTRAL UNIVERSITY
    Inventors: Jason Shiang Ching Jang, Pei Hua Tsai, Jia Bin Li, Yi Zong Zhang, Chih Chiang Fu, Jinn. P Chu
  • Application of metallic glass and metallic glass thin film coating on the sharpness enhancement of cutting tools
    Patent number: 9334560
    Abstract: A cutting tool having a metallic glass thin film (MGTF) coated thereon, a metallic glass cutting tool, and methods of fabricating the same are disclosed. The cutting tool having metallic glass thin film coated thereon comprises: a cutting element having a sharpened portion, and the cutting element is made of metal; and a metallic glass thin film coated on the cutting element, and the metallic glass is represented by the following formula 1 or formula 2, (ZraCubNicAld)100-xSix,??[formula 1] wherein 45=<a=<75, 25=<b=<35, 5=<c=<15, 5=<d=<15, 0.1=<x=<10, (ZreCufAggAlh)100-ySiy,??[formula 2] 35=<e=<55, 35=<f=<55, 5=<g=<15, 5=<h=<15, 0.1=<y=<10. The metallic glass cutting tool of the present invention comprises: a cutting element having a sharpened portion, and the cutting element is made of a metallic glass represented by the above formula 1 or formula 2.
    Type: Grant
    Filed: September 6, 2012
    Date of Patent: May 10, 2016
    Assignee: National Central University
    Inventors: Jason Shiang Ching Jang, Pei Hua Tsai, Jia Bin Li, Yu Ze Lin, Chih Chiang Fu, Jinn P. Chu
  • MEDICAL DRILL
    Publication number: 20160022281
    Abstract: A medical drill is disclosed, which is made of amorphous alloy, the amorphous alloy is a Ti-based amorphous alloy which comprises titanium in 40 at % or above, wherein the tensile strength of the medical drill is 1600-2600 MPa, and the Vicker's hardness of the medical drill is 600-800.
    Type: Application
    Filed: October 7, 2015
    Publication date: January 28, 2016
    Inventors: Jason Shiang Ching JANG, Pei-Hua TSAI, Jia-Bin LI, Hung-Cheng LIN, Chih-Chiang FU
  • Medical drill
    Patent number: 9220512
    Abstract: A medical drill is disclosed, which is made of amorphous alloy, the amorphous alloy is zirconium amorphous alloy comprising 45 at % or above of zirconium, wherein the tensile strength of the medical drill is 1500-2500 Mpa, and the Vicker's hardness of the medical drill is 400-750. Moreover, a medical drill made of titanium amorphous alloy is also disclosed.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: December 29, 2015
    Assignee: National Central University
    Inventors: Jason Shiang Ching, Pei Hua Tsai, Jia Bin Li, Hung Cheng Lin, Chih Chiang Fu
  • APPLICATION OF METALLIC GLASS AND METALLIC GLASS THIN FILM COATING ON THE SHARPNESS ENHANCEMENT OF CUTTING TOOLS
    Publication number: 20140353139
    Abstract: A cutting tool having a metallic glass thin film (MGTF) coated thereon, a metallic glass cutting tool, and methods of fabricating the same are disclosed. The cutting tool having metallic glass thin film coated thereon comprises: a cutting element having a sharpened portion, and the cutting element is made of metal; and a metallic glass thin film coated on the cutting element, and the metallic glass is represented by the following formula 1 or formula 2, (ZraCubNicAld)100-xSix,??[formula 1] wherein 45=<a=<75, 25=<b=<35, 5=<c=<15, 5=<d=<15, 0.1=<x=<10, (ZreCufAggAlh)100-ySiy,??[formula 2] 35=<e=<55, 35=<f=<55, 5=<g=<15, 5=<h=<15, 0.1=<y=<10. The metallic glass cutting tool of the present invention comprises: a cutting element having a sharpened portion, and the cutting element is made of a metallic glass represented by the above formula 1 or formula 2.
    Type: Application
    Filed: August 19, 2014
    Publication date: December 4, 2014
    Inventors: Jason Shiang Ching JANG, Pei Hua TSAI, Jia Bin LI, Yu Ze LIN, Chih Chiang FU, Jinn P. CHU
  • APPLICATION OF METALLIC GLASS AND METALLIC GLASS THIN FILM COATING ON THE SHARPNESS ENHANCEMENT OF CUTTING TOOLS
    Publication number: 20130108888
    Abstract: A cutting tool having a metallic glass thin film (MGTF) coated thereon, a metallic glass cutting tool, and methods of fabricating the same are disclosed. The cutting tool having metallic glass thin film coated thereon comprises: a cutting element having a sharpened portion, and the cutting element is made of metal; and a metallic glass thin film coated on the cutting element, and the metallic glass is represented by the following formula 1 or formula 2, (ZraCubNicAld)100-xSix,??[formula 1] wherein 45=<a=<75, 25=<b=<35, 5=<c=<15, 5=<d=<15, 0.1=<x=<10, (ZreCufAggAlh)100-ySiy,??[formula 2] 35=<e=<55, 35=<f=<55, 5=<g=<15, 5=<h=<15, 0.1=<y=<10. The metallic glass cutting tool of the present invention comprises: a cutting element having a sharpened portion, and the cutting element is made of a metallic glass represented by the above formula 1 or formula 2.
    Type: Application
    Filed: September 6, 2012
    Publication date: May 2, 2013
    Inventors: Jason Shiang Ching JANG, Pei Hua TSAI, Jia Bin LI, Yu Ze Lin, Chih Chiang FU, Jinn P. CHU
  • MEDICAL DRILL
    Publication number: 20120265206
    Abstract: A medical drill is disclosed, which is made of amorphous alloy, the amorphous alloy is zirconium amorphous alloy comprising 45 at % or above of zirconium, wherein the tensile strength of the medical drill is 1500-2500 Mpa, and the Vicker's hardness of the medical drill is 400-750. Moreover, a medical drill made of titanium amorphous alloy is also disclosed.
    Type: Application
    Filed: March 26, 2012
    Publication date: October 18, 2012
    Inventors: Jason Shiang Ching JANG, Pei Hua Tsai, Jia Bin Li, Hung Cheng Lin, Chih Chiang Fu
  • Glassy metal composite material
    Patent number: 7955447
    Abstract: A glassy metal composite material includes: a Mg-based amorphous metal matrix; and a plurality of porous metal particles dispersed in the Mg-based amorphous metal matrix. The Mg-based amorphous metal matrix penetrates into pores in the porous metal particles. The porous metal particles have a hardness less than that of the Mg-based amorphous metal matrix.
    Type: Grant
    Filed: July 22, 2008
    Date of Patent: June 7, 2011
    Assignee: I Shou University
    Inventors: Shian-Ching Jang, Chih-Ching Huang, Chih-Chiang Fu, Jia-Yu Ciou, Liang-Jan Chang
  • GLASSY METAL COMPOSITE MATERIAL
    Publication number: 20090246549
    Abstract: A glassy metal composite material includes: a Mg-based amorphous metal matrix; and a plurality of porous metal particles dispersed in the Mg-based amorphous metal matrix. The Mg-based amorphous metal matrix penetrates into pores in the porous metal particles. The porous metal particles have a hardness less than that of the Mg-based amorphous metal matrix.
    Type: Application
    Filed: July 22, 2008
    Publication date: October 1, 2009
    Applicant: I SHOU UNIVERSITY
    Inventors: Shian-Ching Jang, Chih-Ching Huang, Chih-Chiang Fu, Jia-Yu Ciou, Liang-Jan Chang