Patents by Inventor Masamichi Mita

Masamichi Mita 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).

  • Cooking vessel with adjustable vent spaces
    Patent number: 4917262
    Abstract: A cooking vessel having mutually matched stepped parts formed in the opposed edges of a lid and a pot in such a manner that the lid, when placed to close an open end of the pot, is rotated about the center thereof, the stepped parts of the pot proper and the lid define spaces. These spaces are fit for many purposes.
    Type: Grant
    Filed: December 29, 1988
    Date of Patent: April 17, 1990
    Assignee: Mita Alumi Ind. Co., Ltd.
    Inventor: Masamichi Mita