Patents by Inventor Naonori Kurokawa

Naonori Kurokawa 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).

  • Liquid developer and image forming apparatus using same
    Patent number: 7351511
    Abstract: A liquid developer that comprises a colorant and a liquid for dispersing the colorant and serves to develop the latent image by causing the colorant to adhere to the latent image on the latent image carrier. The liquid comprises a first liquid comprising a photocurable liquid and a second liquid that is not mutually soluble with the photocurable liquid and comprises a liquid with a specific resistance higher than that of the photocurable liquid.
    Type: Grant
    Filed: June 10, 2005
    Date of Patent: April 1, 2008
    Assignee: Ricoh Company, Ltd.
    Inventors: Naonori Kurokawa, Tsutomu Teraoka, Eishu Ohdake, Tsuneo Kurotori
  • Liquid developer and image forming apparatus using same
    Publication number: 20050287481
    Abstract: A liquid developer that comprises a colorant and a liquid for dispersing the colorant and serves to develop the latent image by causing the colorant to adhere to the latent image on the latent image carrier. The liquid comprises a first liquid comprising a photocurable liquid and a second liquid that is not mutually soluble with the photocurable liquid and comprises a liquid with a specific resistance higher than that of the photocurable liquid.
    Type: Application
    Filed: June 10, 2005
    Publication date: December 29, 2005
    Inventors: Naonori Kurokawa, Tsutomu Teraoka, Eishu Ohdake, Tsuneo Kurotori