Fire detection using the scattered light principle with a staggered activation of a further LED unit for radiating in further light pulses with different wavelengths and scattered light angles
US-10685546-B2 · Jun 16, 2020 · US
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Walker Stefan patents
Walker Stefan is listed as an inventor on 4 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Walker Stefan |
| Total patents | 4 |
| First publication | Jun 2, 2016 |
| Latest publication | Jun 16, 2020 |
Notable patents
Publications ranked by popularity score, then publication date.
Fire Detection Using The Scattered Light Principle With A Staggered Activation Of A Further LED Unit For Radiating In Further Light Pulses With Different Wavelengths And Scattered Light Angles
US-2019197857-A1 · Jun 27, 2019 · US
Scattered-light smoke detector with a two-color light-emitting diode
US-9541501-B2 · Jan 10, 2017 · US
Scattered-Light Smoke Detector With A Two-Color Light-Emitting Diode
US-2016153905-A1 · Jun 2, 2016 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Siemens Schweiz Ag | 4 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G08B17/107 | 4 |
| G01J2001/4238 | 2 |
| G01J1/4228 | 2 |
| G01J1/08 | 2 |
| G01N21/53 | 2 |