Issued Patents All Time
Showing 26–50 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672668 | Process for the preparation of polyolefins | Andreas Winter, Bernd Bachmann, Volker Dolle, Frank Kuber, Jurgen Rohrmann +1 more | 1997-09-30 |
| 5663268 | Syndiotactic propylene copolymers | Andreas Winter, Volker Dolle, Jurgen Rohrmann, Walter Spaleck | 1997-09-02 |
| 5627245 | Process for the preparation of a syndiotactic propylene copolymer | Andreas Winter, Volker Dolle, J urgen Rohrmann, Walter Spaleck | 1997-05-06 |
| 5504232 | Process for the preparation of an olefin polymer using specific metallocenes | Andreas Winter, Juergen Rohrmann, Walter Spaleck, Wolfgang Anton Herrmann, Herbert Riepl | 1996-04-02 |
| 5371158 | Bulk polymerization using specific metallocene catalysts for the preparation of cycloolefin polymers | Michael-Joachim Brekner, Frank Osan, Jurgen Rohrmann | 1994-12-06 |
| 5329033 | Process for the preparation of an olefin polymer | Walter Spaleck, Jurgen Rohrmann | 1994-07-12 |
| 5324801 | Process for the preparation of chemically homogeneous cycloolefin copolymers | Michael-Joachim Brekner, Frank Osan, Jurgen Rohrmann | 1994-06-28 |
| 5322902 | Process for the preparation of a polypropylene molding composition | Michael Schreck, Andreas Winter, Volker Dolle, Hartmut Kondoch, Jurgen Rohrmann | 1994-06-21 |
| 5304614 | Process for the preparation of an olefin polymer using metallocenes having specifically substituted indenyl ligands | Andreas Winter, Volker Dolle, Jurgen Rohrmann, Walter Spaleck | 1994-04-19 |
| 5278264 | Process for the preparation of an olefin polymer | Walter Spaleck, Jurgen Rohrmann | 1994-01-11 |
| 5276208 | Metallocenes containing ligands of 2-substituted idenyl derivatives, process for their preparation, and their use as catalysts | Andreas Winter, Walter Spaleck, Jurgen Rohrmann, Volker Dolle | 1994-01-04 |
| 5262498 | Metallocene (co)polymers, process for their preparation and their use as catalysts | Hans-Friedrich Herrmann, Jurgen Rohrmann | 1993-11-16 |
| 5243001 | Process for the preparation of a high molecular weight olefin polymer | Andreas Winter, Walter Spaleck, Jurgen Rohrmann, Volker Dolle | 1993-09-07 |
| 5239022 | Process for the preparation of a syndiotactic polyolefin | Andreas Winter, Walter Spaleck, Jurgen Rohrmann, Volker Dolle | 1993-08-24 |
| 5232993 | Process for the preparation of a polypropylene molding composition | Andreas Winter, Volker Dolle, Jurgen Rohrmann, Walter Spaleck | 1993-08-03 |
| 5216095 | Process for the preparation of a polyolefin | Volker Dolle, Jurgen Rohrmann, Andreas Winter | 1993-06-01 |
| 5202398 | Process for the preparation of a 1-olefin polymer | Hartmut Luker, Ludwig Bohm | 1993-04-13 |
| 5169818 | Metallocene (co)polymers, process for their preparation and their use as catalysts | Hans-Friedrich Herrmann, Jurgen Rohrmann | 1992-12-08 |
| 5145819 | 2-substituted disindenylmetallocenes, process for their preparation, and their use as catalysts in the polymerization of olefins | Andreas Winter, Walter Spaleck, Jurgen Rohrmann, Volker Dolle | 1992-09-08 |
| 5132381 | Process for the preparation of a syndiotactic polyolefin | Andreas Winter, Jurgen Rohrmann, Volker Dolle, Walter Spaleck | 1992-07-21 |
| 5087677 | Process for the preparation of cycloolefin polymers | Michael-Joachim Brekner, Jurgen Rohrmann, Walter Spaleck | 1992-02-11 |
| 5086134 | Process for the preparation of an ethylene/propylene copolymer | Walter Spaleck, Jurgen Rohrmann, Hartmut Luker, Andreas Winter | 1992-02-04 |
| 5081322 | Polypropylene wax and process for the production thereof | Andreas Winter, Volker Dolle, Jurgen Rohrmann, Ludwig Bohm, Walter Spaleck | 1992-01-14 |
| 5071808 | Process for the preparation of a heterogeneous metallocene catalyst component | Ludwig Bohm, Jurgen Rohrmann | 1991-12-10 |
| 4985576 | Bisindenyl derivative, and a process for the preparation thereof | Jurgen Rohrmann | 1991-01-15 |