Patents by Inventor Takaaki Asahara

Takaaki Asahara 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).

  • Process for producing porous body of tourmaline
    Patent number: 5945051
    Abstract: A process for producing a porous body of tourmaline includes the step of sintering a mixture of fine powder of tourmaline and fine powder of polyethylene or fine powder of polypropylene.
    Type: Grant
    Filed: January 15, 1998
    Date of Patent: August 31, 1999
    Assignee: Tako Chemi-Tech Inc.
    Inventor: Takaaki Asahara