Inventor

Zhifeng Sui

Inventor

Fremont, CA, US

Overview

9→

Patents

1999–2014

Patent span

Electricity

Primary field (CPC H)

Patents· 9 as inventor

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

H01Jprimary

H01JElectric discharge tubes or discharge lamps37%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1037%

G01NInvestigating or analysing materials by determining their chemical or physical properties16%

G02BOptical elements, systems or apparatus5%

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

PatentTitleYear

8,721,798'Methods for processing substrates in process systems having shared resources'2014 8,496,756'Methods for processing substrates in process systems having shared resources'2013 6,905,624'Interferometric endpoint detection in a substrate etching process'2005 6,831,742'Monitoring substrate processing using reflected radiation'2004 6,829,056'Monitoring dimensions of features at different locations in the processing of substrates'2004 6,813,534'Endpoint detection in substrate fabrication processes'2004 6,594,068'High switching speed digital faraday rotator device and optical switches containing the same'2003 6,559,942'Monitoring substrate processing with optical emission and polarized reflected radiation'2003 5,995,235'Bandpass photon detector'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2014Patents assigned to APPLIED MATERIALS INC (6)· patent assignee history

1999–2004Based in Milpitas, CA, US· patent location history

2003–2014Based in Fremont, CA, US· patent location history

2013–2014Patents assigned to CANTWELL DERMOT (2)· patent assignee history

2013–2014Patents assigned to COLLINS KENNETH S (2)· patent assignee history

2013–2014Patents assigned to CRUSE JAMES P (2)· patent assignee history

2013–2014Patents assigned to HARDY CHARLES (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
APPLIED MATERIALS INC	6	1999–2014
CANTWELL DERMOT	2	2013–2014
COLLINS KENNETH S	2	2013–2014
CRUSE JAMES P	2	2013–2014
HARDY CHARLES	2	2013–2014

Locations

Location	Patents	Span
Fremont, California, US	6	2003–2014
Milpitas, California, US	3	1999–2004