Patents by Inventor Kenzaburo Yoritomi

Kenzaburo Yoritomi 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).

  • Filtering column
    Patent number: 4604199
    Abstract: A filtration column having a bottom with reciprocally arranged peaks and troughs. Branched pipes with uniformly distributed small holes on their lower portions and surrounded by screens or wedge pipes lie in the troughs. The branched pipes lead to gathering pipes, which in turn lead to an outlet.
    Type: Grant
    Filed: April 10, 1985
    Date of Patent: August 5, 1986
    Assignee: Suomen Sokeri Oy
    Inventor: Kenzaburo Yoritomi
  • Method for the chromatographic separation of soluble components in feed solution
    Patent number: 4379751
    Abstract: An improved method is disclosed for the chromatographic separation of soluble components from a multicomponent mixture wherein a feed solution of the multicomponent mixture and a desorbent are sequentially fed under predetermined conditions into column(s) packed with a solid adsorbent.
    Type: Grant
    Filed: January 30, 1981
    Date of Patent: April 12, 1983
    Assignee: Sanmatsu Kogyo Co., Ltd.
    Inventors: Kenzaburo Yoritomi, Teruo Kezuka, Mitsumasa Moriya
  • Method for the chromatographic separation of soluble components in feed solution
    Patent number: 4267054
    Abstract: An improved method is disclosed for the chromatographic separation of soluble components from a multicomponent mixture wherein a feed solution of the multicomponent mixture and a desorbent are sequentially fed under predetermined conditions into column(s) packed with a solid adsorbent.
    Type: Grant
    Filed: April 23, 1979
    Date of Patent: May 12, 1981
    Assignee: Sanmatsu Kogyo Co., Ltd.
    Inventors: Kenzaburo Yoritomi, Teruo Kezuka, Mitsumasa Moriya