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Inventor

Xianfeng Xiong

Inventor
Beijing, CN

Overview

8→
Patents
2015–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Lprimary
H01LSemiconductor devices19%
H10KOrganic electric solid-state devices19%
H02HEmergency protective circuit arrangements13%
H03FAmplifiers13%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems6%
H03GControl of amplification6%
H04BTransmission6%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers6%
H05KPrinted circuits6%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
PatentTitleYear
11,018,196Display substrate and display device202110,743,402Single plate heat radiation device and method202010,727,665Short-circuit protection apparatus and method202010,554,184Short-circuit protection apparatus and method20209,263,686'Method of manufacturing organic thin film transistor having organic polymer insulating layer'20169,099,978'Embedded speaker protection for automotive audio power amplifier'20159,023,741'Method for surface treatment'20158,947,060'Regulator over-voltage protection circuit with reduced standby current'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (3)· patent assignee history
2015Patents assigned to ST MICROELECTRONICS SHENZHEN R & D CO LTD (2)· patent assignee history
2015Patents assigned to LIN DA SONG (1)· patent assignee history
2015–2021Based in Beijing, CN· patent location history
2015–2020Based in Shenzhen, CN· patent location history
2020Patents assigned to AUTOCHIPS INC (2)· patent assignee history
2020Based in Hefei, CN· patent location history
2021Patents assigned to HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOE TECHNOLOGY GROUP CO LTD32015–2021
AUTOCHIPS INC22020
ST MICROELECTRONICS SHENZHEN R & D CO LTD22015
HEFEI XINSHENG OPTOELECTRONICS TECHNOLOGY CO LTD12021
LIN DA SONG12015
Locations
LocationPatentsSpan
Beijing, CN32015–2021
Shenzhen, CN32015–2020
Hefei, CN22020