Patents by Inventor Fritz Kremser

Fritz Kremser 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).

  • Process for making gallium arsenide or phosphide
    Patent number: 4119704
    Abstract: A process for producing gallium arsenide or phosphide at temperatures below he sublimation point of arsenic and red phosphorus, respectively, which consists of grinding and tempering a mixture of the constituent elements of the compound to be obtained in substantially stoichiometric amounts.
    Type: Grant
    Filed: August 28, 1977
    Date of Patent: October 10, 1978
    Assignee: Wacker-Chemitronic Gesellschaft fur Elektronik-Grundstoffe mbH
    Inventors: Herbert Jacob, Michael Blatte, Fritz Kremser