Inventor
XiangSheng Li
Inventor
Shenzhen, CN
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H03Fprimary
H03FAmplifiers40%
H03GControl of amplification25%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers25%
H01FMagnets10%
PatentTitleYear
10,068,695Transformer201810,050,595Embedded speaker protection for automotive audio power amplifier20189,800,221'Embedded speaker protection for automotive audio power amplifier'20179,532,142'Embedded speaker protection for automotive audio power amplifier'20169,386,372'Embedded speaker protection for automotive audio power amplifier'20169,331,644'Input clamping structure for sound quality improvement in car-radio class-AB power amplifier design'20169,251,941'Transformer'20169,099,978'Embedded speaker protection for automotive audio power amplifier'20158,970,280'Input clamping structure for sound quality improvement in car-radio class-AB power amplifier design'20158,624,671'Audio amplifying circuit with improved noise performance'2014Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2014–2015Patents assigned to ST MICROELECTRONICS SHENZHEN R & D CO LTD (3)· patent assignee history
2014–2018Based in Shenzhen, CN· patent location history
2015–2018Patents assigned to ST MICROELECTRONICS SRL (5)· patent assignee history
2016–2018Patents assigned to STMICROELECTRONICS SHENZHEN R&D CO LTD (3)· patent assignee history
2016–2017Patents assigned to STMICROELECTRONICS (SHENZHEN) R&D CO LTD (2)· patent assignee history
2016Patents assigned to EMERSON NETWORK POWER ENERGY (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ST MICROELECTRONICS SRL | 5 | 2015–2018 |
| ST MICROELECTRONICS SHENZHEN R & D CO LTD | 3 | 2014–2015 |
| STMICROELECTRONICS SHENZHEN R&D CO LTD | 3 | 2016–2018 |
| STMICROELECTRONICS (SHENZHEN) R&D CO LTD | 2 | 2016–2017 |
| EMERSON NETWORK POWER ENERGY | 1 | 2016 |
Locations
| Location | Patents | Span |
|---|---|---|
| Shenzhen, CN | 10 | 2014–2018 |