Patents by Inventor Sakai Yokohama

Sakai Yokohama 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).

  • INK JET RECORDING HEAD AND MANUFACTURING METHOD OF INK JET RECORDING HEAD
    Publication number: 20110056079
    Abstract: An ink jet recording head includes a substrate provided with an energy generating element to generate energy used for discharging ink, a discharge port through which the ink is discharged, a supply port for supplying the ink, and an ink path formed on the substrate for making the discharge port and the supply port communicate with each other, wherein wall members forming the ink path are made of an inorganic material, and a space between adjacent ink paths is filled up by a metal layer.
    Type: Application
    Filed: November 10, 2010
    Publication date: March 10, 2011
    Applicant: CANON KABUSHIKI KAISHA
    Inventors: Teruo Ozaki, Ichiro Saito, Kenji Ono, Satoshi Ibe, Toshiyasu Sakai, Sakai Yokohama, Kazuaki Shibata