DW

Dingjun Wu

Air Products And Chemicals: 17 patents #97 of 1,997Top 5%
📍 Macungie, PA: #30 of 314 inventorsTop 10%
🗺 Pennsylvania: #4,155 of 74,527 inventorsTop 6%
Overall (All Time): #261,444 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12280330 Dehydration of carbon dioxide Paul Higginbotham, Gowri Krishnamurthy, Todd M. Moyle, Michelle Roaf, Mozhgan Alimohammadi Zanjani 2025-04-22
12247782 Pre-purification arrangement for air separation and method of hybrid air purification Gowri Krishnamurthy, Nasim Ul Hassan Malik 2025-03-11
12196486 Air separation apparatus, adsorber, and method Nasim Ul Hassan Malik, Gowri Krishnamurthy 2025-01-14
10744450 Multi-bed rapid cycle kinetic PSA Shubhra Jyoti Bhadra, Roger Dean Whitley, Timothy Christopher Golden, Glenn Paul Wagner 2020-08-18
9381460 Pressure swing adsorption process Edward Landis Weist, Jr., Jianguo Xu, Blaine Edward Herb, Bryan Clair Hoke, Jr. 2016-07-05
9293361 Materials and methods of forming controlled void Raymond Nicholas Vrtis, Mark Leonard O'Neill, Mark Daniel Bitner, Jean Louise Vincent, Eugene Joseph Karwacki, Jr. +1 more 2016-03-22
8846522 Materials and methods of forming controlled void Raymond Nicholas Vrtis, Mark Leonard O'Neill, Mark Daniel Bitner, Jean Louise Vincent, Eugene Joseph Karwacki, Jr. +1 more 2014-09-30
8399349 Materials and methods of forming controlled void Raymond Nicholas Vrtis, Mark Leonard O'Neill, Mark Daniel Bitner, Jean Louise Vincent, Eugene Joseph Karwacki, Jr. +1 more 2013-03-19
8278222 Selective etching and formation of xenon difluoride Eugene Joseph Karwacki, Jr., Anupama Mallikarjunan, Andrew David Johnson 2012-10-02
7446078 Adsorbent for water removal from ammonia Chun Christine Dong, Madhukar Bhaskara Rao 2008-11-04
7371688 Removal of transition metal ternary and/or quaternary barrier materials from a substrate Bing Ji, Martin J. Plishka, Peter Badowski, Eugene Joseph Karwacki, Jr. 2008-05-13
7357138 Method for etching high dielectric constant materials and for cleaning deposition chambers for high dielectric constant materials Bing Ji, Stephen Andrew Motika, Ronald Martin Pearlstein, Eugene Joseph Karwacki, Jr. 2008-04-15
7267842 Method for removing titanium dioxide deposits from a reactor Bing Ji, Philip Bruce Henderson, Eugene Joseph Karwacki, Jr. 2007-09-11
7160360 Purification of hydride gases Timothy Christopher Golden, Chun Christine Dong, Paula Jean Battavio 2007-01-09
7119032 Method to protect internal components of semiconductor processing equipment using layered superlattice materials Bing Ji, Stephen Andrew Motika, Eugene Joseph Karwacki, Jr., David A. Roberts 2006-10-10
7055263 Method for cleaning deposition chambers for high dielectric constant materials Bing Ji, Stephen Andrew Motika, Eugene Joseph Karwacki, Jr. 2006-06-06
6709487 Adsorbent for moisture removal from fluorine-containing fluids Chun Christine Dong, Madhukar Bhaskara Rao 2004-03-23