Issued Patents All Time
Showing 25 most recent of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385678 | Refrigerant leak detection using a sensor-reading context analysis | Ziyou Xiong, Marcin Piech | 2025-08-12 |
| 12379308 | Environmental enclosure for a transport gas sensor | — | 2025-08-05 |
| 12359833 | Optical monitoring device for use in heating, ventilation, air conditioning and refrigeration system for moisture level | Ziyou Xiong, Marcin Piech, Richard G. Lord, Sarath Chandra Srikakulapu, Anup Kumar +1 more | 2025-07-15 |
| 12339021 | Method for increasing equipment effectiveness for healthy buildings | Peter McKinney, Terence Vanecek, Simon Walls, Daniel Love, Sarath Chandra | 2025-06-24 |
| 12298276 | Photoacoustic detection system with differential amplifier for determing target species presence and triggering fault | David L. Lincoln, Peter R. Harris, Marcin Piech, Arthur Blanc, Jose-Rodrigo Castillo-Garza | 2025-05-13 |
| 12298027 | Chamberless wide area duct smoke detector | David L. Lincoln, Marcin Piech, Slade R. Culp, Joseph Anthony Vidulich, Rick Wolf +3 more | 2025-05-13 |
| 12282008 | Methods of reducing the occurance of false positives in gas detectors | Ziyou Xiong, Marcin Piech | 2025-04-22 |
| 12257467 | System and method for fire suppression by coupling fire detection with building systems | May L. Corn, Marcin Piech, Changmin Cao | 2025-03-25 |
| 12253457 | Environmental enclosure for a transport gas sensor | Marcin Piech | 2025-03-18 |
| 12222115 | Air purification device | Shuguang Zhang, Yuhui Kuang, Hui Zhai, Guangyu Shen, Hongsheng Liu | 2025-02-11 |
| 12073700 | Chambered high sensitivity fiber optic smoke detection | Jennifer M. Alexander | 2024-08-27 |
| D1039671 | Air quality monitor | — | 2024-08-20 |
| D1038358 | Air quality monitor | — | 2024-08-06 |
| D1035465 | Air quality monitor | — | 2024-07-16 |
| D1027682 | Refrigerant detection sensor housing | Marcin Piech | 2024-05-21 |
| 11988602 | Surface plasmon resonance detection system | David L. Lincoln, Jose-Rodrigo Castillo-Garza, Marcin Piech, Catherine Thibaud, Michael J. Giering +2 more | 2024-05-21 |
| 11944857 | Printed capacitive liquid level sensor for fire suppression | Marcin Piech, May L. Corn | 2024-04-02 |
| 11948439 | High sensitivity fiber optic based detection | Jie Xi, Junyang Lin, Jun Hou, Peter R. Harris, Tianyuan Chen | 2024-04-02 |
| 11880013 | Screening system | Peter R. Harris | 2024-01-23 |
| 11860092 | Protective cover for chamberless point sensor | David L. Lincoln, Kenneth Bell, Peter R. Harris, Jennifer M. Alexander | 2024-01-02 |
| 11830339 | Portable auxiliary detection system | David L. Lincoln, Marcin Piech | 2023-11-28 |
| 11783688 | Aspirating detector system | Hector Ortiz Valencia | 2023-10-10 |
| 11754533 | Photoacoustic detection system with clocked tuning fork positions | David L. Lincoln, Peter R. Harris, Marcin Piech, Arthur Blanc, Jose-Rodrigo Castillo-Garza | 2023-09-12 |
| 11741809 | Explosion proof fiber optic based detection | Hector Ortiz Valencia, Marcin Piech, Michael T. Gorski, Peter R. Harris | 2023-08-29 |
| D990335 | Air quality monitor | — | 2023-06-27 |