Patents by Inventor Susumu Shirouzu

Susumu Shirouzu 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).

  • Detergent composition for dry cleaning comprising a cyclic polysiloxane and a polyether modified silicone
    Patent number: 7125831
    Abstract: The invention can provide a detergent composition for dry cleaning which comprises a nonionic surfactant as the component (a), a cyclic polysiloxane as the component (b) and a polyether modified silicone having a HLB value of at most 6 as the component (c), wherein the content of the component (a) is 5 to 70% by weight based on the total weight of the components (a), (b) and (c), the content of the total of the components (b) and (c) is 30 to 95% by weight based on the same, and the ratio by weight of the component (b) to the component (c) {b/c} is 1/10 to 20/1 and a detergent liquid for dry cleaning using the above detergent composition.
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: October 24, 2006
    Assignee: NOF Corporation
    Inventors: Takaya Azuma, Susumu Shirouzu
  • Detergent composition for dry cleaning
    Publication number: 20040142838
    Abstract: The invention can provide a detergent composition for dry cleaning which comprises a nonionic surfactant as the component (a), a cyclic polysiloxane as the component (b) and a polyether modified silicone having a HLB value of at most 6 as the component (c), wherein the content of the component (a) is 5 to 70% by weight based on the total weight of the components (a), (b) and (c), the content of the total of the components (b) and (c) is 30 to 95% by weight based on the same, and the ratio by weight of the component (b) to the component (c) {b/c} is 1/10 to 20/1 and a detergent liquid for dry cleaning using the above detergent composition.
    Type: Application
    Filed: November 6, 2003
    Publication date: July 22, 2004
    Inventors: Takaya Azuma, Susumu Shirouzu