Inventor

Wufeng Deng

Inventor

Shanghai, CN

Overview

2013–2018

Patent span

Electricity

Primary field (CPC H)

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

H10Pprimary

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%

B23HWorking of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a tool13%

B24BMachines, devices, or processes for grinding or polishing13%

B24DTools for grinding, buffing or sharpening13%

H01LSemiconductor devices13%

H05KPrinted circuits13%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1013%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2013Patents assigned to CHEN FENG (1)· patent assignee history

2013Patents assigned to DENG WUFENG (1)· patent assignee history

2013Patents assigned to LIU CHUNLIANG (1)· patent assignee history

2013Patents assigned to SEMICONDUCTOR MFG INT CORP (1)· patent assignee history

2013–2018Based in Shanghai, CN· patent location history

2018Patents assigned to SEMICONDUCTOR MFG INT BEIJING CORP (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CHEN FENG	1	2013
DENG WUFENGself	1	2013
LIU CHUNLIANG	1	2013
SEMICONDUCTOR MFG INT BEIJING CORP	1	2018
SEMICONDUCTOR MFG INT CORP	1	2013

Locations

Location	Patents	Span
Shanghai, CN	2	2013–2018