Patents by Inventor Mahes Rajaratnam

Mahes Rajaratnam 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).

  • Inkjet printhead with sealed shield plate
    Patent number: 10870278
    Abstract: An inkjet printhead includes: a support structure having a plurality of printhead chips mounted thereto; and a shield plate bonded to the support structure, the shield plate having a slot aligned with the printhead chips, the slot having a perimeter edge. A sealant is disposed on all exposed portions of the support structure adjacent the perimeter edge of each slot.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: December 22, 2020
    Inventors: Elmer Dimaculangan Perez, Nicholas Chin, Miao Wang, See-Huat Tan, Jason Thelander, David Burke, Andrew Thomas, Mahes Rajaratnam
  • INKJET PRINTHEAD WITH SEALED SHIELD PLATE
    Publication number: 20190322103
    Abstract: An inkjet printhead includes: a support structure having a plurality of printhead chips mounted thereto; and a shield plate bonded to the support structure, the shield plate having a slot aligned with the printhead chips, the slot having a perimeter edge. A sealant is disposed on all exposed portions of the support structure adjacent the perimeter edge of each slot.
    Type: Application
    Filed: July 2, 2019
    Publication date: October 24, 2019
    Inventors: Elmer Dimaculangan Perez, Nicholas Chin, Miao Wang, See-Huat Tan, Jason Thelander, David Burke, Andrew Thomas, Mahes Rajaratnam