DP

David A. Purta

CU Carnegie Mellon University: 4 patents #151 of 1,507Top 15%
EI Electric Power Research Institute: 2 patents #195 of 1,201Top 20%
MC Master Chemical: 1 patents #2 of 10Top 20%
EX ExxonMobil: 1 patents #5,661 of 10,161Top 60%
📍 Pittsburgh, PA: #714 of 7,570 inventorsTop 10%
🗺 Pennsylvania: #7,358 of 74,527 inventorsTop 10%
Overall (All Time): #466,320 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
8618010 Interstitial metal hydride catalyst activity regeneration process Faiz Pourarian, Marc A. Portnoff, Margaret A. Nasta, Jingfeng Zhang, Heather A. Elsen +1 more 2013-12-31
8039652 Methods for producing biodiesel Marc A. Portnoff, Margaret A. Nasta, Jingfeng Zhang, Faiz Pourarian 2011-10-18
7625832 Catalyst for the treatment of organic compounds Marc A. Portnoff, Faiz Pourarian, Margaret A. Nasta, Jingfeng Zhang 2009-12-01
7518092 Processing apparatus with an electromagnetic launch Marc A. Portnoff 2009-04-14
7387712 Catalytic process for the treatment of organic compounds Marc A. Portnoff, Faiz Pourarian, Margaret A. Nasta, Jingfeng Zhang 2008-06-17
7157401 Catalyst for the treatment of organic compounds Marc A. Portnoff, Faiz Pourarian, Margaret A. Nasta, Jingfeng Zhang 2007-01-02
6514417 Microwave assisted cleaning and reclamation of industrial wastes Alberto M. Guzman 2003-02-04
5785847 Microwave assisted cleaning and reclamation of industrial wastes Alberto M. Guzman 1998-07-28
5049861 Method and system for detecting underground mine fires Richard L. Grace, Alberto M. Guzman 1991-09-17
4847783 Gas sensing instrument Richard L. Grace, Alberto M. Guzman, Marc A. Portnoff, Paul D. Runco, John G. Tabacchi 1989-07-11
4767982 Concentration detection system H. Keith Florig 1988-08-30