Patents by Inventor Shoji Nitta

Shoji Nitta 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).

  • Agglomerating process of sinter mix and apparatus therefor
    Patent number: 5102586
    Abstract: An agglomerating process and an apparatus therefor for preparation of sinter mix having the basis of kneading with vibration to make raw feed in capillary state and then agglomerating the kneaded material with tumbling vibration. By using the particular process, apparatus and various kinds of raw feeds, sintering characteristics of the product shows superiority in size distribution, permeability, strength, and activities, resulting cost, power and material consumptions of the process are remarkably improved.
    Type: Grant
    Filed: October 23, 1989
    Date of Patent: April 7, 1992
    Assignee: Kawasaki Steel Corporation
    Inventors: Norifumi Fuji, Shunji Iyama, Shoji Nitta, Kazuo Hosomi, Takumi Fukagawa, Hiroaki Ishikawa, Yukio Konishi
  • Transparent, electrically conductive film
    Patent number: 5057244
    Abstract: A transparent, electrically conductive film suitable for use as a transparent electrode in various optical devices is provided. The film comprises a first element selected from a first group consisting of Sn, Pb, and In, at least one second element selected from a second group consisting of N, O, S, and H, and C.
    Type: Grant
    Filed: January 6, 1986
    Date of Patent: October 15, 1991
    Assignee: Ricoh Company, Ltd.
    Inventors: Shoji Nitta, Yukio Ide