Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12345028 | Hydrant nozzle cap spacer | Daryl Lee Gibson, Mohammad Hassan Sobhani | 2025-07-01 |
| 12196714 | Acoustic pipeline condition assessment at resolution down to pipe stick | Valentin Mircea Burtea, Joseph Butterfield, Sebastien Perrier | 2025-01-14 |
| 12012732 | Hydrant nozzle cap spacer | Daryl Lee Gibson, Mohammad Hassan Sobhani | 2024-06-18 |
| 11959260 | Hydrant nozzle cap spacer | Daryl Lee Gibson, Mohammad Hassan Sobhani | 2024-04-16 |
| 11754544 | Bulk modulus testing apparatus | Sebastien Perrier, Valentin Mircea Burtea | 2023-09-12 |
| 11746802 | Over-pressure protection system | Daryl Lee Gibson, Timofey Sitnikov | 2023-09-05 |
| 11726064 | Acoustic pipe condition assessment using coherent averaging | Valentin Mircea Burtea, Sebastien Perrier | 2023-08-15 |
| 11692901 | Hydrant cap leak detector with oriented sensor | Daryl Lee Gibson, William Mark O'Brien, Valentin Mirea Burtea, Kevin Adam Laven, Sebastien Perrier | 2023-07-04 |
| 11655618 | Hydrant nozzle cap spacer | Daryl Lee Gibson, Mohammad Hassan Sobhani | 2023-05-23 |
| 11609348 | High-resolution acoustic pipe condition assessment using in-bracket pipe excitation | Valentin Mircea Burtea, Sebastien Perrier, Joseph Butterfield | 2023-03-21 |
| 11441584 | Over-pressure protection system | Daryl Lee Gibson, Timofey Sitnikov | 2022-09-13 |
| 11422054 | Hydrant cap leak detector with oriented sensor | Daryl Lee Gibson, William Mark O'Brien, Valentin Mircea Burtea, Kevin Adam Laven, Sebastien Perrier | 2022-08-23 |
| 11248367 | Hydrant nozzle cap spacer | Daryl Lee Gibson, Mohammad Hassan Sobhani | 2022-02-15 |
| 10859462 | Hydrant cap leak detector with oriented sensor | Daryl Lee Gibson, William Mark O'Brien, Valentin Mircea Burtea, Kevin Adam Laven, Sebastien Perrier | 2020-12-08 |
| 10845340 | Noisemaker for pipe systems | Valentin Mircea Burtea | 2020-11-24 |
| 10768146 | Predicting severity of buildup within pipes using evaluation of residual attenuation | Valentin Mircea Burtea, Sebastien Perrier | 2020-09-08 |
| 10767673 | Over-pressure protection system | Daryl Lee Gibson, Timofey Sitnikov | 2020-09-08 |
| 10067092 | Noisemaker for pipe systems | Valentin Mircea Burtea | 2018-09-04 |
| 7473037 | Optical fibre connector system | Ross Stuart Williams | 2009-01-06 |
| 7459623 | Sound responsive light system | — | 2008-12-02 |
| 7163342 | Optical fibre connector system | Ross Stuart Williams | 2007-01-16 |
| 5887100 | Optical fibre connector device | — | 1999-03-23 |