Patents by Inventor Hiroho HIROSAWA

Hiroho HIROSAWA 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).

  • SEPARATION MEMBRANE AND SEPARATION MEMBRANE ELEMENT
    Publication number: 20150298064
    Abstract: A separation membrane (31) is provided with: a separation membrane main body comprising at least a base material (11) and a separation functional layer (13) which are provided with a supply side surface (17) and a permeation side surface (18); material (11) on the side opposite to that of the separation functional layer (13) in the direction of thickness. Two or more layers of the flow path material are included. As a result, a separation membrane and separation membrane element which are effective in providing stable performance when repeated operation is carried out under conditions of high pressure over a long period of time are provided.
    Type: Application
    Filed: July 23, 2013
    Publication date: October 22, 2015
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Kentaro TAKAGI, Masahiro KIMURA, Masakazu KOIWA, Hiroyuki YAMADA, Hiroho HIROSAWA