Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8404903 | Process of controlling heavies in a recycle catalyst stream | Irvin B. Cox, Thomas C. Eisenschmid, Ronald R. Peterson, Rainer Papp, Ludwig Herk | 2013-03-26 |
| 8394978 | Sulfonated organophosphine compounds and use thereof in hydroformylation processes | Michael L. Tulchinsky | 2013-03-12 |
| 7754924 | Process for the monosulfonation of aromatic phosphines, and zwitterionic product derived therefrom | Donald L. Morrison, Kurt D. Olson, Walter C. Reed | 2010-07-13 |
| 7485759 | Minimization of ligand degradation products, or reversion of same to useful phosphine ligands | John R. Briggs, Wei-Jun Peng, Brian Michael Roesch, Donald L. Morrison | 2009-02-03 |
| 7351868 | Minimization of ligand degradation products, of reversion of same to useful phosphine ligands | John R. Briggs, Wei-Jun Peng, Brian Michael Roesch, Donald L. Morrison | 2008-04-01 |
| 5932772 | Separation processes | John N. Argyropoulos, David R. Bryant, Donald L. Morrison, Kenneth E. Stockman | 1999-08-03 |
| 5929289 | Stabilization of phosphite ligands in hydroformylation process | David R. Bryant, John Michael Maher | 1999-07-27 |
| 5756855 | Stabilization of phosphite ligands in hydroformylation process | David R. Bryant, John Michael Maher | 1998-05-26 |
| 5196596 | Higher aldehyde separation process | — | 1993-03-23 |
| 5180854 | Process for catalyst aldehyde product separation | David R. Bryant, Ronald R. Peterson | 1993-01-19 |
| 5114473 | Transition metal recovery | David R. Bryant | 1992-05-19 |
| 5113022 | Ionic phosphites used in homogeneous transition metal catalyzed processes | David R. Bryant | 1992-05-12 |
| 5059710 | Ionic phosphites and their use in homogeneous transition metal catalyzed processes | David R. Bryant | 1991-10-22 |
| 4885401 | Bis-phosphite compounds | Ernst Billig, David R. Bryant | 1989-12-05 |
| 4789753 | Phosphite ligands | Ernst Billig, David R. Bryant, Rex E. Murray, John Michael Maher | 1988-12-06 |
| 4769498 | Transition metal complex catalyzed processes | Ernst Billig, David R. Bryant | 1988-09-06 |
| 4748261 | Bis-phosphite compounds | Ernst Billig, David R. Bryant | 1988-05-31 |
| 4737588 | Transition metal complex catalyzed reactions | Ernst Billig, David R. Bryant, Rex E. Murray, John Michael Maher | 1988-04-12 |
| 4731486 | Hydroformylation using low volatile phosphine ligands | David R. Bryant | 1988-03-15 |
| 4717775 | Transition metal complex catalyzed reactions | Ernst Billig, David R. Bryant, Rex E. Murray, John Michael Maher | 1988-01-05 |
| 4716250 | Hydroformylation using low volatile/organic soluble phosphine ligands | David R. Bryant | 1987-12-29 |
| 4670570 | Production of carboxylic acids from alcohols using rhodium complex catalysts | Richard W. Wegman | 1987-06-02 |
| 4668651 | Transition metal complex catalyzed processes | Ernst Billig, David R. Bryant | 1987-05-26 |
| 4599206 | Transition metal complex catalyzed reactions | Ernst Billig, David R. Bryant, Rex E. Murray, John Mather | 1986-07-08 |
| 4593011 | Hydroformylation process using triarylphosphine and bisphosphine monooxide ligands | David R. Bryant | 1986-06-03 |