Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11002675 | System and method of smoke detection using multiple wavelengths of light | — | 2021-05-11 |
| 10712263 | Smoke detection using two different wavelengths of light and additional detection for measurement correction | — | 2020-07-14 |
| 10041877 | Smoke detection using two different wavelengths of light and additional detection for measurement correction | — | 2018-08-07 |
| 9915609 | System and method of smoke detection using multiple wavelengths of light | — | 2018-03-13 |
| 9835549 | System and method of smoke detection using multiple wavelengths of light and multiple sensors | — | 2017-12-05 |
| 9482607 | Methods of smoke detecting using two different wavelengths of light and ambient light detection for measurement correction | — | 2016-11-01 |
| 9470626 | Method of smoke detection with direct detection of light and detection of light reflected from an external sampling volume | — | 2016-10-18 |
| 9140646 | Smoke detector with external sampling volume using two different wavelengths and ambient light detection for measurement correction | — | 2015-09-22 |
| 9142113 | Smoke detector with external sampling volume using two different wavelengths and ambient light detection for measurement correction | — | 2015-09-22 |
| 9142112 | Smoke detector with external sampling volume using two different wavelengths and ambient light detection for measurement correction | — | 2015-09-22 |
| 8952821 | Smoke detector utilizing ambient-light sensor, external sampling volume, and internally reflected light | — | 2015-02-10 |
| 8947244 | Smoke detector utilizing broadband light, external sampling volume, and internally reflected light | — | 2015-02-03 |
| 8947243 | Smoke detector with external sampling volume and utilizing internally reflected light | — | 2015-02-03 |
| 8907802 | Smoke detector with external sampling volume and ambient light rejection | — | 2014-12-09 |
| 7825381 | Micromechanical device for infrared sensing | Jing Zhao, Guanghai Jin | 2010-11-02 |
| 7652250 | Noise reduction method for imaging devices | — | 2010-01-26 |