Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576214 | Catalytic direct production of hydrogen peroxide from hydrogen and oxygen feeds | Bing Zhou, Michael Rueter, Lap-Keung Lee | 2003-06-10 |
| 6139723 | Iron-based ionic liquid catalysts for hydroprocessing carbonaceous feeds | Alfred G. Comolli, Lap-Keung Lee | 2000-10-31 |
| 5271920 | Activation of zeolites | Clarence D. Chang, Nai Y. Chen, Cynthis T. Chu | 1993-12-21 |
| 5270273 | Olefin oligomerization catalyst | Kirk D. Schmitt, James C. Vartuli | 1993-12-14 |
| 5220101 | Sorption separation over modified synthetic mesoporous crystalline material | Jeffrey S. Beck, David C. Calabro, Sharon B. McCullen, Kirk D. Schmitt, James C. Vartuli | 1993-06-15 |
| 5200058 | Catalytic conversion over modified synthetic mesoporous crystalline material | Jeffrey S. Beck, David C. Calabro, Sharon B. McCullen, Kirk D. Schmitt, James C. Vartuli | 1993-04-06 |
| 5171915 | Alkylaromatic lubricants from alpha-olefin dimer | Thomas R. Forbus, Jr. | 1992-12-15 |
| 5157177 | VI enhancing compositions and newtonian lube blends | Margaret M. Wu | 1992-10-20 |
| 5146021 | VI enhancing compositions and Newtonian lube blends | Andrew Jackson, Margaret M. Wu, Alice S. Chu | 1992-09-08 |
| 5145816 | Method for functionalizing synthetic mesoporous crystalline material | Jeffrey S. Beck, David C. Calabro, Sharon B. McCullen, Kirk D. Schmitt, James C. Vartuli | 1992-09-08 |
| 5144082 | Alkylphenol lubricants from alpha-olefin dimer | Thomas R. Forbus, Jr. | 1992-09-01 |
| 5132477 | Process for producing alkylaromatic lubricant fluids | Suzzy C. Ho, Margaret M. Wu | 1992-07-21 |
| 5105051 | Production of olefin oligomer lubricants | Kirk D. Schmitt, James C. Vartuli | 1992-04-14 |
| 5105039 | Process for producing lubricant fluids of improved stability | — | 1992-04-14 |
| 5087782 | Dehydrocyclization of polyalpha-olefin lubricants | — | 1992-02-11 |
| 5019670 | Process for producing alkylaromatic lubricant fluids | Quang N. Le, Joosup Shim | 1991-05-28 |
| 5015795 | Novel synthetic lube composition and process | — | 1991-05-14 |
| 4996384 | Regeneration of reduced metal oxide oligomerization catalyst | Margaret M. Wu | 1991-02-26 |
| 4990718 | Aromatic alkylation with alpha-olefin dimer | — | 1991-02-05 |
| 4967030 | Hydrocracking high viscosity synthetic lubricant | Michael E. Landis, Tsoung Y. Yan | 1990-10-30 |
| 4943545 | Activation of zeolites | Clarence D. Chang, Scott Han | 1990-07-24 |
| 4926004 | Regeneration of reduced supported chromium oxide catalyst for alpha-olefin oligomerization | Margaret M. Wu | 1990-05-15 |
| 4914254 | Fixed bed process for high viscosity index lubricant | — | 1990-04-03 |
| 4749467 | Lube dewaxing method for extension of cycle length | Nai Y. Chen | 1988-06-07 |
| 4737263 | Process and apparatus for catalytic dewaxing of paraffinic stocks and the simultaneous removal of cracked products | Nai Y. Chen, Thomas F. Degnan, Richard F. Socha | 1988-04-12 |