Patents by Inventor Hideo Odawara

Hideo Odawara 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).

  • Method of ink-jet recording
    Patent number: 4446174
    Abstract: An ink-jet recording method is described for producing a recorded image on an image-receiving sheet with a jet of aqueous ink, wherein an ink jet is projected onto an image-receiving sheet comprising a surface layer containing a pigment, and said surface layer is capable of adsorbing a coloring component in said aqueous ink.
    Type: Grant
    Filed: April 28, 1980
    Date of Patent: May 1, 1984
    Assignee: Fuiji Photo Film Company, Ltd.
    Inventors: Masakazu Maekawa, Sukenori Nakamura, Masatoshi Sugiyama, Hideo Odawara
  • Aqueous inks for ink jet printing
    Patent number: 4365998
    Abstract: An aqueous ink for ink jet printing, comprising water, from about 0.2 to 15 parts by weight of a water-soluble dye, and from about 1 to 50 parts by weight of a compound represented by Formula (I): ##STR1## wherein R.sub.1 and R.sub.2 each independently represents a hydrogen atom, an alkyl group, a hydroxyalkyl group, or an alkoxyalkyl group. The ink is capable of producing clear dark characters and may be stored in an ink jet printer for relatively long periods of time with clogging in the nozzle of the printer.
    Type: Grant
    Filed: April 17, 1981
    Date of Patent: December 28, 1982
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masatoshi Sugiyama, Hideo Odawara, Nagao Takeda
  • Ink jet recording method
    Patent number: 4308542
    Abstract: An ink-jet recording method is described comprising applying an ink-jet onto a synthetic pulp paper and then heat-treating the synthetic pulp paper to fuse synthetic pulp, to obtain an ink-jet recording having high density, water resistance, and color-reproduction properties.
    Type: Grant
    Filed: May 14, 1980
    Date of Patent: December 29, 1981
    Assignee: Fuji Photo Film Co., Ltd.
    Inventors: Masakazu Maekawa, Sukenori Nakamura, Masatoshi Sugiyama, Hideo Odawara