Patents by Inventor Richard A. Eich

Richard A. Eich 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).

  • Liquid extract decaffeination with benzyl alcohol containing mixtures
    Patent number: 4279937
    Abstract: Liquid coffee extracts are decaffeinated using a solvent system which comprises benzyl alcohol.
    Type: Grant
    Filed: July 11, 1977
    Date of Patent: July 21, 1981
    Assignee: The Procter & Gamble Co.
    Inventors: Rudolf G. K. Strobel, Richard A. Eich
  • Decaffeination process
    Patent number: 4256774
    Abstract: Coffee beans are decaffeinated using a solvent system which comprises benzyl alcohol.
    Type: Grant
    Filed: May 24, 1978
    Date of Patent: March 17, 1981
    Assignee: The Procter & Gamble Company
    Inventors: Rudolf G. K. Strobel, Richard A. Eich