Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811379 | Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267) | Albert Rossi, Jacob Emert, David E. Gindelberger, James P. Stokes, Jaimes Sher | 1998-09-22 |
| 5804667 | Dispersant additives and process | William B. Diana, Joseph V. Cusumano, Keith R. Gorda, Jacob Emert, William B. Eckstrom +2 more | 1998-09-08 |
| 5789335 | Supported Lewis acid catalysts for hydrocarbon conversion reactions | Frank J. Chen, Christophe Le Deore, Alain Guyot, Alain Louis Pierre Lenack | 1998-08-04 |
| 5783735 | Process for preparing polymeric amides useful as additives in fuels and lubricating oils | Jacob Emert, Joseph V. Cusumano, David C. Dankworth, William D. Diana, William B. Eckstrom +4 more | 1998-07-21 |
| 5770539 | Lewis acid catalysts supported on porous polymer substrate | Frank J. Chen, Tze-Chiang Chung, Soon Hong Lee | 1998-06-23 |
| 5756431 | Dispersants derived from heavy polyamine and second amine | Jacob Emert, Joseph V. Cusumano, David C. Dankworth, William D. Diana, William B. Eckstrom +4 more | 1998-05-26 |
| 5705577 | Dilute process for the polymerization of ethylene/.alpha.-olefin copolymer using metallocene catalyst systems | Albert Rossi, Salvatore Rea, Linda Wright, Kenneth Kaufman, Harold Wilbur Margo +2 more | 1998-01-06 |
| 5691431 | Cationic polymerization catalyzed by lewis acid catalysts supported on porous polymer substrate | Frank J. Chen, Tze-Chiang Chung, Soon Hong Lee | 1997-11-25 |
| 5663470 | """Heterogeneous lewis acid-type catalysts""" | Frank J. Chen, Herve M. Cheradame, Gerard Rissoan | 1997-09-02 |
| 5650536 | Continuous process for production of functionalized olefins | David C. Dankworth, William H. Cross, III, Joseph V. Cusumano, William D. Diana, William B. Eckstrom +4 more | 1997-07-22 |
| 5629394 | Direct synthesis by living cationic polymerization of nitrogen-containing polymers | Herve M. Cheradame, Frank J. Chen, Hung-Anh Nguyen, Behrooz R. Tabar | 1997-05-13 |
| 5600055 | Immobilized Lewis Acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1997-02-04 |
| 5571885 | Immobilized lewis acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1996-11-05 |
| 5563313 | Immobilized Lewis Acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1996-10-08 |
| 5481054 | Immobilized Lewis Acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1996-01-02 |
| 5444135 | Direct synthesis by living cationic polymerization of nitrogen-containing polymers | Herve M. Cheradame, Frank J. Chen, Hung-Anh Nguyen, Behrooz R. Tabar | 1995-08-22 |
| 5414177 | Immobilized Lewis acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1995-05-09 |
| 5409873 | Immobilized Lewis acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1995-04-25 |
| 5288677 | Immobilized Lewis acid catalysts | Tze-Chiang Chung, Frank J. Chen, Alok Kumar | 1994-02-22 |