Patents by Inventor Shuji Yamauchi

Shuji Yamauchi 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).

  • Oral preparations comprising S-(3-hydroxypropyl)-L-cysteine
    Patent number: 6441040
    Abstract: A preparation for oral administration which comprises S-(3-hydroxypropyl)-L-cysteine and one or more excipients, where the excipients do not cause discoloration of S-(3-hydroxypropyl)-L-cysteine is disclosled. According to an embodiment of the invention, the excipient may comprise a starch and/or a cyclodextrin. Typical starches used in the invention include corn starch, potato starch, wheat starch, and rice starch. Typical cyclodextrins used in the invention include &agr;-cyclodextrin, &bgr;-cyclodextrin, and &ggr;-cyclodextrin. Other excipients, such as saccharides, sugar alcohols and cellulose are not present in amounts that cause discoloration of the HPCY.
    Type: Grant
    Filed: October 21, 1998
    Date of Patent: August 27, 2002
    Assignee: SSP Co., Ltd.
    Inventors: Misao Murata, Yukihiro Saito, Hideyoshi Kanbe, Shuji Yamauchi, Akira Iwasa
  • Blood purification using plural ultrafiltration stages
    Patent number: 4350594
    Abstract: The invention provides a blood treatment apparatus realizing double-step-membrane filtration, namely separation of blood into plasma and a corpuscular fraction and separation of high-molecular-weight substances (e.g. gamma-globulin) in the plasma from low-molecular-weight substances (e.g. albumin). A method of treating blood is also provided.The apparatus and method are effective e.g. in the treatment of blood of patients with peripheral circulatory insufficiency due to arteriosclerosis and of patients with rheumatoid arthritis, which is an autoimmune disease.
    Type: Grant
    Filed: April 8, 1981
    Date of Patent: September 21, 1982
    Assignees: Kuraray Co., Ltd., Kawasumi Laboratories, Inc.
    Inventors: Syuji Kawai, Tadayuki Yamane, Michio Abe, Toshihiko Ono, Shuji Yamauchi
  • Call processor for a telephone system
    Patent number: D281423
    Type: Grant
    Filed: December 29, 1982
    Date of Patent: November 19, 1985
    Assignee: Iwatsu Electric Co., Ltd.
    Inventors: Takashi Oshima, Noboru Mihara, Shuji Yamauchi
  • Handset and stand telephone set
    Patent number: D294251
    Type: Grant
    Filed: September 30, 1986
    Date of Patent: February 16, 1988
    Assignee: Iwatsu Electric Co., Ltd.
    Inventors: Akira Sekiguchi, Shuji Yamauchi