Patents by Inventor Michael w. Cumble

Michael w. Cumble 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).

  • FLUID EJECTION DIES
    Publication number: 20210283910
    Abstract: A fluid ejection device may include a fluid ejection die embedded in a moldable material, a number of fluid actuators within the fluid ejection die to recirculate fluid within a number of firing chambers of the fluid ejection die, and a number of cooling channels defined in the moldable material thermally coupled to the fluid ejection die.
    Type: Application
    Filed: March 15, 2017
    Publication date: September 16, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, LP.
    Inventors: Chien-Hua Chen, Michael w. Cumble