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Inventor

Dingjun Wu

Inventor
Macungie, PA, US

Overview

14→
Patents
2004–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 14 as inventor

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 h1017%
C23CCoating metallic material14%
B01DSeparation10%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry7%
C01BNon-metallic elements7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
B08BCleaning in general5%
C01CAmmonia5%
H01LSemiconductor devices5%
PatentTitleYear
10,744,450Multi-bed rapid cycle kinetic PSA20209,381,460'Pressure swing adsorption process'20169,293,361'Materials and methods of forming controlled void'20168,846,522'Materials and methods of forming controlled void'20148,399,349'Materials and methods of forming controlled void'20138,278,222'Selective etching and formation of xenon difluoride'20127,446,078'Adsorbent for water removal from ammonia'20087,371,688'Removal of transition metal ternary and/or quaternary barrier materials from a substrate'20087,357,138'Method for etching high dielectric constant materials and for cleaning deposition chambers for high dielectric constant materials'20087,267,842'Method for removing titanium dioxide deposits from a reactor'20077,160,360'Purification of hydride gases'20077,119,032'Method to protect internal components of semiconductor processing equipment using layered superlattice materials'20067,055,263'Method for cleaning deposition chambers for high dielectric constant materials'20066,709,487'Adsorbent for moisture removal from fluorine-containing fluids'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2020Patents assigned to AIR PROD & CHEM (14)· patent assignee history
2004–2020Based in Macungie, PA, US· patent location history
2012–2013Patents assigned to KARWACKI JR EUGENE JOSEPH (2)· patent assignee history
2012–2013Patents assigned to WU DINGJUN (2)· patent assignee history
2012Patents assigned to JOHNSON ANDREW DAVID (1)· patent assignee history
2013Patents assigned to BITNER MARK DANIEL (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AIR PROD & CHEM142004–2020
KARWACKI JR EUGENE JOSEPH22012–2013
WU DINGJUNself22012–2013
BITNER MARK DANIEL12013
JOHNSON ANDREW DAVID12012
Locations
LocationPatentsSpan
Macungie, Pennsylvania, US142004–2020