Patents by Inventor Howard Riezman

Howard Riezman 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 FOR PRODUCING PHYTOSPHINGOSINE OR PHYTOCERAMIDE
    Publication number: 20230374558
    Abstract: A method for producing an objective substance such as phytosphingosine (PHS) and phytoceramide (PHC) using yeast is provided. The objective substance is produced by cultivating yeast having an ability to produce the objective substance and modified so that the expression and/or activity of a protein(s) encoded by NEM1 and/or SPO7 gene(s) is reduced in a culture medium.
    Type: Application
    Filed: July 12, 2023
    Publication date: November 23, 2023
    Applicants: AJINOMOTO CO., INC., EVOLVA SA
    Inventors: Howard RIEZMAN, Sabina de Andrade Pereira TAVARES, Markus SCHWAB, Vsevolod Aleksandrovich SEREBRIANYI, Olga Aleksandrovna SOFYANOVICH, Anna Mikhailovna OZEROVA, Naoki IWANAGA
  • Method of using an ER-located endoprotease
    Patent number: 5618690
    Abstract: The invention concerns novel DNA molecules encoding a modified, endoplasmic reticulum-located "dibasic processing endoprotease" and the use of said endoplasmic reticulum-located "dibasic processing endoprotease" for the correct processing of heterologous polypeptides in transformed hosts.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: April 8, 1997
    Assignee: CIBA-Geigy Corporation
    Inventors: Bhabatosh Chaudhuri, Christine Stephan, Peter Seeboth, Howard Riezman
  • DNA molecules encoding an ER-located endoprotease
    Patent number: 5501975
    Abstract: The invention concerns novel DNA molecules encoding a modified, endoplasmic reticulum-located "dibasic processing endoprotease" and the use of said endoplasmic reticulum-located "dibasic processing endoprotease" for the correct processing of heterologous polypeptides in transformed hosts.
    Type: Grant
    Filed: October 24, 1994
    Date of Patent: March 26, 1996
    Assignee: Ciba-Geigy Corporation
    Inventors: Bhabatosh Chaudhuri, Christine Stephan, Peter Seeboth, Howard Riezman