Inventor

Changfeng Li

Inventor

Beijing, CN

Overview

16→

Patents

2021

Patent span

Physics

Primary field (CPC G)

Patents· 16 as inventor

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

H01Lprimary

H01LSemiconductor devices16%

G06FElectric digital data processing14%

G06KGraphical data reading13%

G06VImage or video recognition or understanding13%

H10KOrganic electric solid-state devices13%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein5%

G09GArrangements or circuits for control of indicating devices using static means to present variable information5%

G09FDisplaying3%

H10NElectric solid-state devices not otherwise provided for3%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution3%

PatentTitleYear

11,003,886Display apparatus including a fingerprint identification device2021 10,997,387Fingerprint recognition circuit and method for driving the same, display panel2021 10,970,517Texture recognition device and operation method of texture recognition device2021 10,963,105In-cell touch display panel, manufacturing method thereof, display device2021 10,956,702Apparatus for recognizing a fingerprint, and display device2021 10,957,746Touch substrate and display panel2021 10,949,031Touch display substrate and touch display device2021 10,921,915Touch panel, display device and driving method thereof2021 10,916,692Piezoelectric detection circuit, method and display device2021 10,914,642Device for temperature detection2021 10,916,599Array substrate, display apparatus and luminance calibration method therefor2021 10,908,445Display component and display device2021 10,895,937Touch screen and manufacturing method thereof, display device2021 10,885,305Fingerprint identification structure and method for fabricating the same2021 10,884,528Touch display substrate and touch detection method thereof2021 10,885,881Flexible display device with deformation layer and control method therefor2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (16)· patent assignee history

2021Patents assigned to BEIJING BOE OPTOELECTRONICS TECH CO LTD (2)· patent assignee history

2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BOE TECHNOLOGY GROUP CO LTD	16	2021
BEIJING BOE OPTOELECTRONICS TECH CO LTD	2	2021

Locations

Location	Patents	Span
Beijing, CN	16	2021