Patents by Inventor Ben Hsu

Ben Hsu 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).

  • Patent number: 6830092
    Abstract: A decoration article secured to the ends of an upper beam of a Venetian blind is mainly made up of a decoration unit, and a fixing mount wherein the decoration unit has a decoration piece disposed at one side to increase the overall beauty of the Venetian blind in display, and a retaining tube with screw locking hole disposed at the other side thereof to be securely engaged with a hollow coupling tube of the fixing mount for location thereof. The fixing mount also includes a horizontal contact plate to be attached to the lower side at the ends of a wooden or plastic upper beam or to the upper side of a metallic upper beam of a Venetian blind thereof.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: December 14, 2004
    Assignee: Ching-Feng Blinds Ind. Co., Ltd.
    Inventor: Ben Hsu
  • Patent number: 5171868
    Abstract: Caustic requirements are substantially reduced in the treatment of epoxidate from olefin/ethylbenzene hydroperoxide epoxidation by treating the epoxidate products with an aqueous stream comprised of alkali metal carbonate, separating a phenol-containing 1-phenyl ethanol fraction from the treated expodiate, separating phenol from the 1-phenyl ethanol fraction by treatment with basic anion exchange resin, regenerating the resin with aqueous alkali metal hydroxide, and converting alkali metal hydroxide from the resin regeneration to alkali metal carbonate for use in the epoxidate treatment.
    Type: Grant
    Filed: April 15, 1992
    Date of Patent: December 15, 1992
    Assignee: ARCO Chemical Technology, L.P.
    Inventors: Rajendra S. Albal, Robert N. Cochran, T. Ben Hsu