Patents by Inventor Robert Caren

Robert Caren 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).

  • Method and apparatus for using hydroxyl to reduce pollutants in the exhaust gases from the combustion of a fuel
    Publication number: 20050100488
    Abstract: A method and apparatus are provided for reducing pollutants in the exhaust gases produced from the combustion of a fuel by introducing hydroxyl and associated radicals and oxidizers into at least one of the precombustion and postcombustion gas stream of the combustion engine upstream of the catalytic converter and treating the exhaust gases with the catalytic converter.
    Type: Application
    Filed: September 22, 2003
    Publication date: May 12, 2005
    Inventors: Robert Caren, Jack Ekchian
  • Method of generating multiple protein variants and populations of protein variants prepared thereby
    Patent number: 5521077
    Abstract: A method based on generalized recombination is provided for generating multiple protein variants. The method involves introducing into host cells at least two pools of mutant encoding nucleotide sequences, recipient and donor, transducing the donor pool into the recipient cells and subsequently screening and selecting the recombinants thereby produced for expressed proteins exhibiting desired characteristics. A population of such protein variants is also provided.
    Type: Grant
    Filed: April 28, 1994
    Date of Patent: May 28, 1996
    Assignee: The Leland Stanford Junior University
    Inventors: Chaitan Khosla, Robert Caren