DG

David Ross Graham

Air Products And Chemicals: 14 patents #129 of 1,997Top 7%
📍 Harleysville, PA: #40 of 322 inventorsTop 15%
🗺 Pennsylvania: #5,397 of 74,527 inventorsTop 8%
Overall (All Time): #340,632 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12179143 Flue gas decarbonization Mozhgan Alimohammadi Zanjani, Donald E. Henry, Donn Michael Herron, Roger Anthony Dewing 2024-12-31
9708188 Method for argon production via cold pressure swing adsorption Shubhra Jyoti Bhadra, Roger Dean Whitley, Garret Chi-Ho Lau, Donn Michael Herron, Qiao Zhao +1 more 2017-07-18
9624105 Process for producing hydrogen with reduced corrosion Michael Andrew Sicinski, Kelly Ann Forester, Candice Daibes Silvestre, Gerald Michael Loughney 2017-04-18
8683825 He-3 recovery from natural helium by distillation Jianguo Xu, Vipul S. Parekh 2014-04-01
8671715 He-3 recovery from natural helium by distillation Jianguo Xu, Vipul S. Parekh 2014-03-18
7569294 Modular portable battery charging system using hydrogen fuel cells George Amir Meski, Jianguo Xu, Robert Horninger 2009-08-04
7501009 Combined cryogenic distillation and PSA for argon production Justin David Bukowski, Jung Soo Choe, Donn Michael Herron, Sang Kook Lee 2009-03-10
7396381 Storage and delivery systems for gases held in liquid medium Daniel Joseph Tempel, Bernard A. Toseland, Philip Bruce Henderson, James Joseph Hart, John B. Appleby +2 more 2008-07-08
7302812 Process for production of isotopes Matthew Joseph Okasinski, Adam Adrian Brostow, Madhukar Bhaskara Rao 2007-12-04
6866075 Method and apparatus for uniform particle loading of vessels Roger Dean Whitley, Stephen Clyde Tentarelli, Craig E. Steigerwalt, Luigi Depari 2005-03-15
6802889 Pressure swing adsorption system for gas separation James Michael Occhialini, Pushpinder S. Puri 2004-10-12
6719007 Amplitude attenuation of time-variant properties of fluid streams Oliver Jacob Smith, IV 2004-04-13
6607006 Amplitude attenuation of time-variant properties of fluid streams Oliver Jacob Smith, IV 2003-08-19
6605136 Pressure swing adsorption process operation and optimization Roger Dean Whitley, Robert L. Chiang, Edward Landis Weist, Jr., Timothy Christopher Golden, Matthew James LaBuda 2003-08-12