Patents by Inventor Jack C. Chu

Jack C. Chu 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).

  • Cable grease composition and articles incorporating same
    Patent number: 5433872
    Abstract: A grease composition for use as a cable filling material which contains about 75 to 95 parts by weight of a base component of a liquid or semi-solid polyol having a molecular weight of at least 4000 and a reduced amount of mono-unsaturated compounds, about 1 to 15 parts by weight of a thickening agent such as colloidal particles of silica, and between 1 and 5 parts by weight of an antioxidant. Optionally, a thermoplastic elastomer can be added to improve bleed resistance.
    Type: Grant
    Filed: January 18, 1994
    Date of Patent: July 18, 1995
    Assignee: CasChem, Inc.
    Inventors: Melvin Brauer, Jack C. Chu
  • Method for forming capacitors with roughened single crystal plates
    Patent number: 5384152
    Abstract: A capacitor is provided having a substrate and a first capacitor plate including a lattice mismatched crystalline material is formed over and supported by a surface of the substrate. A layer of insulating material is formed over and supported by the first capacitor plate. A second capacitor plate including a layer of conductive material is formed over and supported by the layer of insulating material.
    Type: Grant
    Filed: June 1, 1993
    Date of Patent: January 24, 1995
    Assignee: International Business Machines Corporation
    Inventors: Jack C. Chu, Louis Lu-Chen Hsu, Toshio Mii, Joseph F. Shepard, Scott R. Stiffler, Manu J. Tejwani, Edward J. Vishnesky
  • Structure of a light and sign assembly for showing the direction of an emergency exit
    Patent number: D525894
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: August 1, 2006
    Assignee: Longsun Technologies Co., Ltd.
    Inventors: Liang-Chieh Chiang, Pei-Chun Ko, Wan-Jung Wu, Wen-Shou Wang, Yu-Pin Kao, Jack C. Chu