Patents by Inventor Shigeto Tanagihara

Shigeto Tanagihara 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).

  • Publication number: 20030208174
    Abstract: A disposable diaper is provided comprising a liquid permeable topsheet, a liquid impermeable backsheet, and a liquid retentive absorbent member interposed between the topsheet and the backsheet. The absorbent member comprises, in admixture, a superabsorbent polymer A having a rate of absorption of 8 g/30 sec/0.3 g or more measured by DW method and a superabsorbent polymer B having a rate of absorption of 5 g/30 sec/0.3 g or less measured by DW method at a polymer A/polymer B weight ratio of 90/10 to 10/90. The admixture optionally further comprises fluff pulp in an amount of from 0 to 30% by weight.
    Type: Application
    Filed: May 23, 2003
    Publication date: November 6, 2003
    Applicant: Kao Corporation
    Inventors: Masanori Minato, Shigeto Tanagihara, Kenji Ishiguro, Mikio Suzuki, Tetsuya Masuki