Inventor
WU DINGJUN
US19 patents
⚠️ This page may combine multiple inventors who share the name “WU DINGJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AIR PROD & CHEM
15 patentsUS7357138B2Apr 15, 2008
Method for etching high dielectric constant materials and for cleaning deposition chambers for high dielectric constant materials
AIR PROD & CHEM559 citations98
US7055263B2Jun 6, 2006
Method for cleaning deposition chambers for high dielectric constant materials
AIR PROD & CHEM385 citations98
US9381460B2Jul 5, 2016
Pressure swing adsorption process
AIR PROD & CHEM21 citations92
US7160360B2Jan 9, 2007
Purification of hydride gases
AIR PROD & CHEM31 citations91
US7119032B2Oct 10, 2006
Method to protect internal components of semiconductor processing equipment using layered superlattice materials
AIR PROD & CHEM14 citations84
US6709487B1Mar 23, 2004
Adsorbent for moisture removal from fluorine-containing fluids
AIR PROD & CHEM17 citations84
US10744450B2Aug 18, 2020
Multi-bed rapid cycle kinetic PSA
AIR PROD & CHEM1 citations62
US7267842B2Sep 11, 2007
Method for removing titanium dioxide deposits from a reactor
AIR PROD & CHEM3 citations62
US12247782B2Mar 11, 2025
Pre-purification arrangement for air separation and method of hybrid air purification
AIR PROD & CHEM0 citations61
US12196486B2Jan 14, 2025
Air separation apparatus, adsorber, and method
AIR PROD & CHEM0 citations61
US7371688B2May 13, 2008
Removal of transition metal ternary and/or quaternary barrier materials from a substrate
AIR PROD & CHEM5 citations57
US8846522B2Sep 30, 2014
Materials and methods of forming controlled void
AIR PROD & CHEM1 citations52
US7446078B2Nov 4, 2008
Adsorbent for water removal from ammonia
AIR PROD & CHEM0 citations52
US9293361B2Mar 22, 2016
Materials and methods of forming controlled void
AIR PROD & CHEM0 citations51
US12280330B2Apr 22, 2025
Dehydration of carbon dioxide
AIR PROD & CHEM0 citations42