Patents by Inventor Akitoshi Mochizuki

Akitoshi Mochizuki 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).

  • Recessed ohmic contacts in a III-N device
    Patent number: 9536967
    Abstract: A device includes a III-N layer having an upper side and a lower side, the lower side being opposite the upper side, and at least one conductive contact on the upper side of the III-N layer, the conductive contact extending into the III-N layer. The conductive contact comprises a top side facing away from the lower side of the III-N layer, and a bottom side facing towards the lower side of the III-N layer. The bottom side includes a first end and a second end opposite the first end, a first side rising from the first end to an intermediate point closer to the top side than the first end, and a second side falling from the intermediate point to the second end further from the top side than the intermediate point.
    Type: Grant
    Filed: December 16, 2014
    Date of Patent: January 3, 2017
    Assignee: Transphorm Inc.
    Inventors: Toshihide Kikkawa, Kenji Kiuchi, Tsutomu Hosoda, Masahito Kanamura, Akitoshi Mochizuki
  • RECESSED OHMIC CONTACTS IN A III-N DEVICE
    Publication number: 20160172455
    Abstract: A device includes a III-N layer having an upper side and a lower side, the lower side being opposite the upper side, and at least one conductive contact on the upper side of the III-N layer, the conductive contact extending into the III-N layer. The conductive contact comprises a top side facing away from the lower side of the III-N layer, and a bottom side facing towards the lower side of the III-N layer. The bottom side includes a first end and a second end opposite the first end, a first side rising from the first end to an intermediate point closer to the top side than the first end, and a second side falling from the intermediate point to the second end further from the top side than the intermediate point.
    Type: Application
    Filed: December 16, 2014
    Publication date: June 16, 2016
    Inventors: Toshihide Kikkawa, Kenji Kiuchi, Tsutomu Hosoda, Masahito Kanamura, Akitoshi Mochizuki