Patents by Inventor Kazuhiro Itadaki

Kazuhiro Itadaki 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).

  • Carrier for developing electrostatic latent image
    Patent number: 5204204
    Abstract: This invention relates to a carrier for developing electrostatic latent images comprising;carrier core particles having specified physical properties such as mean particle size, a bulk density, ratio of small particles, surface area index and the like, andresin-coating layers formed of specified components at specified content by a sintering process so that the layer resin may have specified physical properties such as ratio of integrated intensity and the like.
    Type: Grant
    Filed: November 27, 1991
    Date of Patent: April 20, 1993
    Assignees: Minolta Camera Kabushiki Kaisha, Powdertech Co., Ltd.
    Inventors: Yuji Shintani, Etsuaki Urano, Osamu Doi, Shinobu Nakasawa, Ichiro Demizu, Miyoko Ito, Kazuhiro Itadaki, Nobutaka Torii, Yukio Tanigami, Toshio Honjo, Yuji Sato, Toshiyuki Fukumoto