Audio system having an improved efficiency and extended operation time
US-9742357-B2 · Aug 22, 2017 · US
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Pan Jianhua patents
Pan Jianhua is listed as an inventor on 6 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Pan Jianhua |
| Total patents | 6 |
| First publication | Jul 7, 2016 |
| Latest publication | Aug 22, 2017 |
Notable patents
Publications ranked by popularity score, then publication date.
Audio system having an improved efficiency and extended operation time
US-9722544-B2 · Aug 1, 2017 · US
Audio system having an improved efficiency and extended operation time
US-2017194912-A1 · Jul 6, 2017 · US
Audio system having an improved efficiency and extended operation time
US-2017085225-A1 · Mar 23, 2017 · US
Audio delivery system having an improved efficiency and extended operation time between recharges or battery replacements
US-9559642-B2 · Jan 31, 2017 · US
Audio delivery system having an improved efficiency and extended operation time between recharges or battery replacements
US-2016197588-A1 · Jul 7, 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 |
|---|---|
| Logitech Europe Sa | 8 |
| Logitech Europ Sa | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04R29/001 | 6 |
| H03F1/0227 | 6 |
| H03F3/185 | 6 |
| H04R3/007 | 6 |
| H03F2200/03 | 6 |