Patents by Inventor Hidetosi Morotomi

Hidetosi Morotomi 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 of removing alkyltetralins from an alkylbenzene mixture
    Patent number: 5414191
    Abstract: According to the method of the invention, it is possible to separate and selectively remove alkyltetralins coexisting in a small amount in a LAB mixture which is an intermediate raw material for surfactants for detergents, the method conveniently being carried out in a continuous manner using a solid adsorbent.
    Type: Grant
    Filed: January 14, 1994
    Date of Patent: May 9, 1995
    Assignees: NKK Corporation, Vista Chemical Company
    Inventors: Seiji Aoki, Tomonori Kato, Hiroaki Taniguchi, Hidetosi Morotomi, Masami Ono