Patents by Inventor Fukumi Nishimaki

Fukumi Nishimaki 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).

  • Microorganisms, demulsifiers and processes for breaking an emulsion
    Patent number: 5989892
    Abstract: The present invention discloses a process for breaking an emulsion comprising water and oil, comprising the steps of mixing an emulsion consisting of water and oil with a culture, bacterial cells or a culture supernatant of a bacterium belonging to the genus Alteromonas or the genus Rhodococcus capable of breaking an emulsion comprising water and oil; and consequently separating said emulsion into an aqueous layer and oil layer; and, a process for breaking an emulsion comprising water and oil, comprising the steps of mixing an emulsion comprising water and oil with bacterial cells of a bacterium belonging to the genus Aeromonas capable of breaking an emulsion comprising water and oil so as to form an aqueous layer and an aggregated layer consisting of bacterial cells and oil, and then separating these layers.
    Type: Grant
    Filed: June 13, 1996
    Date of Patent: November 23, 1999
    Assignee: Tonen Corporation
    Inventors: Fukumi Nishimaki, Nobuhiro Takahashi, Tomohiko Tsuchida, Kazuya Watanabe, Sanae Hino
  • Mutant vaccinia virus and process for production thereof
    Patent number: 4992374
    Abstract: An improved mutant vaccinia virus providing a pock and plaque size on RK13 cells that is approximately the same as those of the Lister original, having a proliferation potency on YTV cells that is approximately the same as that of the Lister original, and having a neurovirulence, assessed by a recovery of an intrabrain virus, that is lower than that of the Lister original; and a process for the production thereof.
    Type: Grant
    Filed: July 30, 1987
    Date of Patent: February 12, 1991
    Assignees: Toa Nenryo Kogyo Kabushiki Kaisha, Chiba Prefecture
    Inventors: Masanobu Sugimoto, Fukumi Nishimaki, Tadashi Maruyama, Keizaburo Miki, Michio Morita, Kazuyoshi Suzuki