Inventor

Daqiang Wang

Inventor

Beijing, CN

Overview

4→

Patents

2017–2021

Patent span

Physics

Primary field (CPC G)

Patents· 4 as inventor

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

B61Fprimary

B61FRail vehicle suspensions, e.g. underframes, bogies or arrangements of wheel axles33%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein17%

G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices17%

G06FElectric digital data processing17%

G09GArrangements or circuits for control of indicating devices using static means to present variable information17%

PatentTitleYear

11,119,618Substrate and touch display apparatus2021 11,086,212Mask and method for manufacturing display substrate2021 10,196,075Railway vehicle and axle box structure thereof2019 9,744,976'Railway vehicle and axle box structure thereof'2017

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2017–2019Patents assigned to CRRC QINGDAO SIFANG CO LTD (2)· patent assignee history

2017–2019Based in Shandong, CN· patent location history

2021Patents assigned to BOE TECHNOLOGY GROUP CO LTD (2)· patent assignee history

2021Patents assigned to BEIJING BOE DISPLAY TECH CO (1)· patent assignee history

2021Patents assigned to HEFEI BOE OPTOELECTRONICS TECH (1)· 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	2	2021
CRRC QINGDAO SIFANG CO LTD	2	2017–2019
BEIJING BOE DISPLAY TECH CO	1	2021
HEFEI BOE OPTOELECTRONICS TECH	1	2021

Locations

Location	Patents	Span
Beijing, CN	2	2021
Shandong, CN	2	2017–2019