Motorized roller shade system with a sun angle sensor
US-9447635-B2 · Sep 20, 2016 · US
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Derk Charles patents
Derk Charles is listed as an inventor on 1 patent in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Derk Charles |
| Total patents | 1 |
| First publication | Sep 20, 2016 |
| Latest publication | Sep 20, 2016 |
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Crestron Electronics Inc | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| E06B2009/6827 | 1 |
| E06B9/42 | 1 |
| E06B9/68 | 1 |