Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8887557 | Fractionation of de-asphalted oil of vacuum resid using preparative high performance liquid chromatographic separations | Birbal Chawla, Bryan E. Hagee, Frank P. Di Sanzo | 2014-11-18 |
| 8500528 | Combination bearing, linkage pin and shaft coupling for a damper | Don A. Leonhard, Brian D. Beam | 2013-08-06 |
| 8114678 | Multi-dimensional high performance liquid chromatographic separation technique (STAR7) for quantitative determinations of 7 fractions in heavy petroleum streams boiling above 550 degrees F | Birbal Chawla | 2012-02-14 |
| 7723115 | Measurement of distributed total acid numbers by electrospray mass spectrometry | Kuangnan Qian, Kathleen E. Edwards, Gary Dechert, Stephen B. Jaffe, William N. Olmstead | 2010-05-25 |
| 7598487 | Micro-hydrocarbon analysis | Kuangnan Qian, William N. Olmstead, Jason B. English, Roland B. Saeger, Stephen B. Jaffe | 2009-10-06 |
| 7198711 | Catalytic cracking processing using an MCM-68 catalyst | Arthur W. Chester, Sandeep Dhingra, Timothy L. Mason, Hye Kyung Cho Timken | 2007-04-03 |
| 6676829 | Process for removing sulfur from a hydrocarbon feed | Philip J. Angevine, Anna B. Gorshteyn, Yuk-Mui Louie, David A. Pappal, Peter J. Owens +2 more | 2004-01-13 |
| 6538167 | Process for producing light olefins | Stephen H. Brown, William A. Weber, Reuel Shinnar, Khushrav E. Nariman, Mark Mathias +2 more | 2003-03-25 |
| 6506954 | Process for producing chemicals from oxygenate | Stephen H. Brown, Mark Mathias, David H. Olson, Robert A. Ware, William A. Weber +1 more | 2003-01-14 |
| 6048816 | Catalyst and process for converting methanol to hydrocarbons | Stephen H. Brown, Mark Mathias, David H. Olson, Robert A. Ware, William A. Weber | 2000-04-11 |
| 6046372 | Process for producing light olefins | Stephen H. Brown, Mark Mathias, David H. Olson, Robert A. Ware, William A. Weber | 2000-04-04 |
| 5900520 | Aromatics alkylation | Dominick N. Mazzone, David O. Marler, Kathleen M. Keville | 1999-05-04 |
| 5705724 | Aromatics alkylation with cracked recycled plastics | Nick Allen Collins, Anagha A. Gupte, David O. Marler, William J. Tracy, III | 1998-01-06 |
| 5498812 | Two-stage process for producing diamondoid hydrocarbons | Robert A. Bradway, L. Deane Rollmann | 1996-03-12 |
| 5043501 | Process for preparing dimethylnaphthalene | Kenneth J. Del Rossi, Albin Huss, Jr., Garry W. Kirker, Michael E. Landis | 1991-08-27 |
| 4889839 | Layered titanate containing interspathic silica catalysts | Pochen Chu, Michael E. Landis | 1989-12-26 |
| 4777268 | Selective oxidation of alkylaromatic employing layered titanate containing interspathic silica | Pochen Chu, Michael E. Landis | 1988-10-11 |