Inventor

Xingfa Tian

Inventor
Beijing, CN

Overview

2→
Patents
2016–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

G02Fprimary
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein9%
G06FElectric digital data processing9%
G09GArrangements or circuits for control of indicating devices using static means to present variable information9%
H01LSemiconductor devices9%
H03KPulse technique9%
H05KPrinted circuits9%
H10DInorganic electric semiconductor devices9%
H10KOrganic electric solid-state devices9%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h109%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution9%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016Patents assigned to HUAWEI DEVICE CO LTD (1)· patent assignee history
2016Based in Shenzhen, CN· patent location history
2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (1)· patent assignee history
2021Based in Beijing, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BOE TECHNOLOGY GROUP CO LTD12021
HUAWEI DEVICE CO LTD12016
Locations
LocationPatentsSpan
Beijing, CN12021
Shenzhen, CN12016