Patents by Inventor David L. Le

David L. Le 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).

  • Predicting machine parameters to achieve target syringe plunger depth placement
    Patent number: 12679577
    Abstract: Systems and methods for characterizing a recipe of a syringe filling system can include (a) receiving a value of a plunger depth for a syringe, (b) receiving values of product parameters, (c) determining, by applying the value of the plunger depth and the values of the product parameters as inputs to a model, values of vacuum parameters of the syringe filling system for use when filling the syringe with a product having the values of the product parameters, and (d) displaying or storing the values of the vacuum parameters. Further aspects include characterizing a recipe of the syringe filling system for use with a second value of the plunger depth for a second syringe. Still further aspects include causing one or more vacuum devices of the syringe filling system to operate at the values of the vacuum parameters.
    Type: Grant
    Filed: June 20, 2023
    Date of Patent: July 14, 2026
    Assignee: AMGEN INC.
    Inventors: Evan Kruchowy, David L. Le, Vikashni Padmakumar, Joseph P. Bernacki