Patents by Inventor Yukio Shirasawa

Yukio Shirasawa 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 producing conjugated fatty acid and food/drink produced by the process
    Publication number: 20080227165
    Abstract: A conjugated fatty acid such as the cis-9, trans-11 isomer of conjugated linoleic acid having high bioactivities is selectively and efficiently produced by conjugating an unsaturated fatty acid having at least two double bonds with the use of viral cells, dead cells or a cell extract of at least one bacterium selected from the group consisting of Lactobacillus oris, Lactobacillus pontis, Lactobacillus panis, Bifidobacterium breve, Bifidobacterium bifidum, Bifidobacterium infantis and Bifidobacterium pseudocatenulatum, or an enzyme derived from the bacterium.
    Type: Application
    Filed: April 15, 2008
    Publication date: September 18, 2008
    Applicant: KABUSHIKI KAISHA YAKULT HONSHA
    Inventors: Naomi Mizusawa, Masashi Sakai, Satoshi Kudo, Yukio Shirasawa
  • Process for producing conjugated fatty acid and food/drink obtained by the process
    Publication number: 20050208195
    Abstract: A conjugated fatty acid such as the cis-9, trans-11 isomer of conjugated linoleic acid having high bioactivities is selectively and efficiently produced by conjugating an unsaturated fatty acid having at least two double bonds with the use of viral cells, dead cells or a cell extract of at least one bacterium selected from the group consisting of Lactobacillus oris, Lactobacillus pontis, Lactobacillus panis, Bifidobacterium breve, Bifidobacterium bifidum, Bifidobacterium infantis and Bifidobacterium pseudocatenulatum, or an enzyme derived from the bacterium.
    Type: Application
    Filed: April 11, 2003
    Publication date: September 22, 2005
    Applicant: KABUSHIKI KAISHA YAKULT HONSHA
    Inventors: Naomi Mizusawa, Masashi Sakai, Satoshi Kudo, Yukio Shirasawa
  • Methods for transferring gene into chromosome
    Patent number: 6319692
    Abstract: Methods for transferring a foreign gene into a host chromosome by integrating the foreign gene into a vector by utilizing a lysogenic phage, for the purpose of deleting unnecessary genes derived from the vector, except for the foreign gene.
    Type: Grant
    Filed: December 22, 1998
    Date of Patent: November 20, 2001
    Assignee: Kabushiki Kaisha Yakult Honsha
    Inventors: Mariko Kadota, Mayumi Kiwaki, Saeko Sawaki, Yukio Shirasawa, Harue Sone, Tomoyuki Sako