Tablet woofer and electronic device using same
US-10440478-B2 · Oct 8, 2019 · US
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Jiao Qijin patents
Jiao Qijin is listed as an inventor on 8 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Jiao Qijin |
| Total patents | 8 |
| First publication | Mar 10, 2016 |
| Latest publication | Oct 8, 2019 |
Notable patents
Publications ranked by popularity score, then publication date.
Tablet Woofer and Electronic Device Using Same
US-2017339493-A1 · Nov 23, 2017 · US
Flat plate-type bass loudspeaker
US-9788121-B2 · Oct 10, 2017 · US
Tablet woofer and electronic device using same
US-9769572-B2 · Sep 19, 2017 · US
Tablet woofer
US-9648424-B2 · May 9, 2017 · US
Tablet Woofer and Electronic Device Using Same
US-2016127835-A1 · May 5, 2016 · US
Flat plate-type bass loudspeaker
US-2016080869-A1 · Mar 17, 2016 · US
Tablet Woofer
US-2016073201-A1 · Mar 10, 2016 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Goertek Inc | 8 |
| Jiang Chao | 1 |
| Yang Jianbin | 1 |
| Li Zhi | 1 |
| Jiao Qijin | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04R9/045 | 8 |
| H04R9/063 | 8 |
| H04R2499/11 | 6 |
| H04R7/127 | 6 |
| H04R7/18 | 4 |