Wireless earphone charging box
US-D906238-S · Dec 29, 2020 · US
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Shenzhen grandsun electronic co ltd patents in 2020
Shenzhen grandsun electronic co ltd was listed as an assignee on 24 patent publications in 2020.
| Metric | Value |
|---|---|
| Company | Shenzhen grandsun electronic co ltd |
| Year | 2020 |
| Patents | 24 |
Patents
Representative publications for Shenzhen grandsun electronic co ltd in 2020.
Audio input/output device with curved display screen
US-D905657-S · Dec 22, 2020 · US
Audio input/output device
US-D905049-S · Dec 15, 2020 · US
Audio device
US-D904998-S · Dec 15, 2020 · US
Host for audio and video control
US-D905055-S · Dec 15, 2020 · US
Top CPC classifications
Most common classification codes for Shenzhen grandsun electronic co ltd in 2020.
| CPC | Patents |
|---|---|
| H04R2307/027 | 3 |
| H04R7/18 | 3 |
| H04R9/025 | 3 |
| H04R9/06 | 3 |
| G06F3/16 | 2 |
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