Patents by Inventor Michimasa Ohshiro

Michimasa Ohshiro 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).

  • Tobacco flavoring agent
    Patent number: 6200391
    Abstract: In a tobacco flavoring agent containing ascorbic acid, a salt or isomer thereof, a chlorophyll-containing material, and potassium nitrate, the maximum particle size of the potassium nitrate is set to 0.8 mm or less, making it possible to obtain a tobacco flavoring agent that lowers the tar or nicotine content of tobacco smoke, maintains a burning portion of tobacco in a stable state, and preserves its powdery state. This tobacco flavoring agent may be used by being deposited on the tips of cigarettes or other tobacco products, or by being mixed with shredded tobacco leaves.
    Type: Grant
    Filed: January 27, 1999
    Date of Patent: March 13, 2001
    Assignee: Ohshiro Co., Ltd.
    Inventor: Michimasa Ohshiro