Patents by Inventor Darrell B. Freeman

Darrell B. Freeman 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).

  • Flow sensor devices and systems
    Patent number: 11402248
    Abstract: A flow rate assembly can include a fluid flow interface portion having a front facing wall and a back facing wall. The flow interface portion can include an inlet passage within the fluid flow interface portion, an outlet passage within the fluid flow interface portion, at least one inlet aperture extending through the front facing wall of the fluid flow interface portion into the inlet passage, and at least one outlet aperture extending through the back facing wall of the fluid flow interface portion into the outlet passage. In some cases, the fluid flow interface portion includes a plug forming at least a portion of the inlet passage.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: August 2, 2022
    Assignee: Blue-White Industries, Ltd.
    Inventors: Robert E. Gledhill, III, John T. Nguyen, Patrick Michael Murphy, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill, Jason Alan Woolard, William M. McDowell, Darrell B. Freeman, Raul Vazquez
  • FLOW SENSOR DEVICES AND SYSTEMS
    Publication number: 20220034693
    Abstract: A flow rate assembly can include a fluid flow interface portion having a front facing wall and a back facing wall. The flow interface portion can include an inlet passage within the fluid flow interface portion, an outlet passage within the fluid flow interface portion, at least one inlet aperture extending through the front facing wall of the fluid flow interface portion into the inlet passage, and at least one outlet aperture extending through the back facing wall of the fluid flow interface portion into the outlet passage. In some cases, the fluid flow interface portion includes a plug forming at least a portion of the inlet passage.
    Type: Application
    Filed: March 15, 2021
    Publication date: February 3, 2022
    Inventors: Robert E. Gledhill, III, John T. Nguyen, Patrick Michael Murphy, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill, Jason Alan Woolard, William M. McDowell, Darrell B. Freeman, Raul Vazquez
  • Flow sensor devices and systems
    Patent number: 10948320
    Abstract: A flow rate assembly can include a fluid flow interface portion having a front facing wall and a back facing wall. The flow interface portion can include an inlet passage within the fluid flow interface portion, an outlet passage within the fluid flow interface portion, at least one inlet aperture extending through the front facing wall of the fluid flow interface portion into the inlet passage, and at least one outlet aperture extending through the back facing wall of the fluid flow interface portion into the outlet passage. In some cases, the fluid flow interface portion includes a plug forming at least a portion of the inlet passage.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: March 16, 2021
    Assignee: Blue-White Industries, Ltd.
    Inventors: Robert E. Gledhill, III, John T. Nguyen, Patrick Michael Murphy, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill, Jason Alan Woolard, William M. McDowell, Darrell B. Freeman, Raul Vazquez
  • FLOW SENSOR DEVICES AND SYSTEMS
    Publication number: 20190101936
    Abstract: A flow rate assembly can include a fluid flow interface portion having a front facing wall and a back facing wall. The flow interface portion can include an inlet passage within the fluid flow interface portion, an outlet passage within the fluid flow interface portion, at least one inlet aperture extending through the front facing wall of the fluid flow interface portion into the inlet passage, and at least one outlet aperture extending through the back facing wall of the fluid flow interface portion into the outlet passage. In some cases, the fluid flow interface portion includes a plug forming at least a portion of the inlet passage.
    Type: Application
    Filed: June 8, 2018
    Publication date: April 4, 2019
    Inventors: Robert E. Gledhill, III, John T. Nguyen, Patrick Michael Murphy, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill, Jason Alan Woolard, William M. McDowell, Darrell B. Freeman, Raul Vazquez
  • Flow sensor devices and systems
    Patent number: 9996089
    Abstract: A flow rate assembly can include a fluid flow interface portion having a front facing wall and a back facing wall. The flow interface portion can include an inlet passage within the fluid flow interface portion, an outlet passage within the fluid flow interface portion, at least one inlet aperture extending through the front facing wall of the fluid flow interface portion into the inlet passage, and at least one outlet aperture extending through the back facing wall of the fluid flow interface portion into the outlet passage. In some cases, the fluid flow interface portion includes a plug forming at least a portion of the inlet passage.
    Type: Grant
    Filed: September 20, 2016
    Date of Patent: June 12, 2018
    Assignee: Blue-White Industries, Ltd.
    Inventors: Robert E. Gledhill, III, John T. Nguyen, Patrick Michael Murphy, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill, Jason Alan Woolard, William M. McDowell, Darrell B. Freeman, Raul Vazquez
  • FLOW SENSOR DEVICES AND SYSTEMS
    Publication number: 20170139430
    Abstract: A flow rate assembly can include a fluid flow interface portion having a front facing wall and a back facing wall. The flow interface portion can include an inlet passage within the fluid flow interface portion, an outlet passage within the fluid flow interface portion, at least one inlet aperture extending through the front facing wall of the fluid flow interface portion into the inlet passage, and at least one outlet aperture extending through the back facing wall of the fluid flow interface portion into the outlet passage. In some cases, the fluid flow interface portion includes a plug forming at least a portion of the inlet passage.
    Type: Application
    Filed: September 20, 2016
    Publication date: May 18, 2017
    Inventors: Robert E. Gledhill, III, John T. Nguyen, Patrick Michael Murphy, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill, Jason Alan Woolard, William M. McDowell, Darrell B. Freeman, Raul Vazquez
  • Inline ultrasonic transducer assembly device and methods
    Patent number: 9389109
    Abstract: An inline ultrasonic transducer assembly is disclosed. The transducer assembly can include a body having a cylindrical flow passage and a transducer mounting space having a track on along which at least one transducer chassis can be slidingly engaged. The transducer chassis can include at least one piezo member oriented at an angle with the axial centerline of the flow passage.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: July 12, 2016
    Assignee: Blue-White Industries, Ltd.
    Inventors: Robert Gledhill, III, John Nguyen, Jason A. Woolard, Darrell B. Freeman
  • INLINE ULTRASONIC TRANSDUCER ASSEMBLY DEVICE AND METHODS
    Publication number: 20140260664
    Abstract: An inline ultrasonic transducer assembly is disclosed. The transducer assembly can include a body having a cylindrical flow passage and a transducer mounting space having a track on along which at least one transducer chassis can be slidingly engaged. The transducer chassis can include at least one piezo member oriented at an angle with the axial centerline of the flow passage.
    Type: Application
    Filed: March 4, 2014
    Publication date: September 18, 2014
    Applicant: Blue-White Industries, Ltd.
    Inventors: Robert Gledhill, III, John Nguyen, Jason A. Woolard, Darrell B. Freeman