Issued Patents All Time
Showing 25 most recent of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12298161 | Flow sensor devices and systems | John T. Nguyen, Robert E. Gledhill, III | 2025-05-13 |
| 12281922 | Flow sensor devices and systems | Robert E. Gledhill, III, John T. Nguyen, William M. McDowell | 2025-04-22 |
| 12135023 | Input/output calibration of pump | Robert E. Gledhill, III, William M. McDowell, Quang Phan, Jonathan Dinh | 2024-11-05 |
| 11903349 | System of integrated passageways in a carbon fiber boom and method thereof | — | 2024-02-20 |
| 11768092 | Flow sensor devices and systems | Robert E. Gledhill, III, John T. Nguyen, William M. McDowell | 2023-09-26 |
| 11639863 | Flow sensor devices and systems | John T. Nguyen, Robert E. Gledhill, III | 2023-05-02 |
| 11402248 | Flow sensor devices and systems | Robert E. Gledhill, III, John T. Nguyen, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill +4 more | 2022-08-02 |
| 11150118 | Flow sensor devices and systems | Robert E. Gledhill, III, John T. Nguyen, William M. McDowell | 2021-10-19 |
| 11112011 | Controllably opening water supply line doors | — | 2021-09-07 |
| 10948320 | Flow sensor devices and systems | Robert E. Gledhill, III, John T. Nguyen, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill +4 more | 2021-03-16 |
| 10806105 | System of integrated passageways in a carbon fiber boom and method thereof | — | 2020-10-20 |
| 10645916 | Integrated lighting system in a carbon fiber boom and method thereof | Philip R. Johnson | 2020-05-12 |
| D871486 | Imaging device for viewing reflected light | David S. Cohen, Jon Meyer, Connie Tran, Drew Brisley | 2019-12-31 |
| 9996089 | Flow sensor devices and systems | Robert E. Gledhill, III, John T. Nguyen, Keith R. Petros, Jennifer A. Tsuyuki, Taylor L. Gledhill +4 more | 2018-06-12 |
| 6857375 | Traction pins for railway cars | Bruce Milligan, Steven R. Pinkstock | 2005-02-22 |
| 6629410 | Constant velocity transmission | — | 2003-10-07 |
| 6155402 | Conveyor system | — | 2000-12-05 |
| 6020918 | Pipe inspection apparatus | — | 2000-02-01 |
| 5960593 | Collapsible building | — | 1999-10-05 |
| 5623876 | Apparatus and method for positioning a printing mechanism between stations in a mail handling apparatus | Charles F. Murphy, III | 1997-04-29 |
| 5186101 | Ink replenishing system | Charles F. Murphy, III | 1993-02-16 |
| 5069722 | Cleaning zebramussels from water pipes | — | 1991-12-03 |
| 4982988 | Side panel clamp mechanism | — | 1991-01-08 |
| 4949098 | Thermal printhead controlling means | Julius Gluck | 1990-08-14 |
| 4943181 | Quick disconnect with locking feature for pick and place devices | — | 1990-07-24 |