Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10308743 | Water-soluble or water-disintegrable copolymer | Juan-Carlos Ruggieri, Herbert Leder | 2019-06-04 |
| 9777090 | Water-soluble or water-disintegrable copolymer | Juan-Carlos Ruggieri, Herbert Leder | 2017-10-03 |
| 9399691 | Water-soluble or water-disintegrable copolymer | Juan-Carlos Ruggieri, Herbert Leder | 2016-07-26 |
| 7049040 | Electrostatically charged image developing toner containing a polyolefin resin having a cyclic structure | Thomas Wehrmeister, Horst-Tore Land, Toshimi Nishioka, Junichi Fukuzawa, Toru Nakamura +3 more | 2006-05-23 |
| 7026401 | Method of producing amorphous polyolefins with a wide mole weight distribution | Klaus Berger, Dieter Ruchatz, Oliver Stark, Toru Nakamura | 2006-04-11 |
| 6596810 | Blends of cycloolefin and core/shell polymers | Wilfried Hatke, Otto Herrmann-Schonherr, Vincent J. Sullivan, Thomas Weller | 2003-07-22 |
| 6593452 | Fibers made of cycloolefin copolymers | Michael-Joachim Brekner | 2003-07-15 |
| 6458919 | Fibers made of cycloolefin copolymers | Michael-Joachim Brekner | 2002-10-01 |
| 6214488 | Polymer electrolyte membrane and process for the production thereof | Freddy Helmer-Metzmann, Arnold Schneller, Helmut Ritter, Konstantin Ledjeff, Roland Nolte +1 more | 2001-04-10 |
| 6214951 | Cycloolefin copolymers having high tear strength and low optical attenuation | Michael-Joachim Brekner, Hellmuth Deckers | 2001-04-10 |
| 6169052 | Metallocene and catalyst used for the preparation of chemically homogeneous cycloolefin copolymers | Michael-Joachim Brekner, Jurgen Rohrmann, Martin Antberg | 2001-01-02 |
| 6124029 | Oriented film composed of thermoplastic polymer with particulate hollow bodies, a process for its production and its use | Michael Schreck, Michael Ahlers | 2000-09-26 |
| 6068936 | Polyolefin film containing cycloolefin polymer, process for the production thereof, and the use thereof | Herbert Peiffer, Gunter Schlogl, Thomas Dries | 2000-05-30 |
| 6008298 | Modified cycloolefin copolymer | Wilfried Hatke, Otto Herrmann-Schonherr | 1999-12-28 |
| 5990254 | Metallocenes as catalysts in the preparation of cycloolefin copolymers | Thomas Weller, Michael Aulbach, Frank Kuber, Gerhard Erker, Christian Psiorz +1 more | 1999-11-23 |
| 5885704 | Oriented polyolefin film with amorphous polymer, a process for its production and its use | Herbert Peiffer, Ursula Murschall, Gunter Schloegl, Thomas Dries | 1999-03-23 |
| 5866662 | Cycloolefin polymers | Wilfried Hatke | 1999-02-02 |
| 5866246 | Oriented film composed of thermoplastic polymer with particulate hollow bodies, a process for its production and its use | Michael Schreck, Michael Ahlers | 1999-02-02 |
| 5863986 | Polymer alloy blend or composition and shaped articial obtained therefrom | Otto Herrmann-Schonherr | 1999-01-26 |
| 5856414 | Cycloolefin polymers | Wilfried Hatke | 1999-01-05 |
| 5853457 | Filter material and process for removing ozone from gases and liquids | Jorg Eysmondt, Andreas Schleicher | 1998-12-29 |
| 5756623 | Cycloolefin copolymers and processes for their preparation | Willi Kreuder | 1998-05-26 |
| 5741408 | Polymer electrolyte membrane for use in fuel cells and electrolysis cells | Freddy Helmer-Metzmann, Arnold Schneller, Helmut Ritter, Konstantin Ledjeff, Roland Nolte +1 more | 1998-04-21 |
| 5733991 | Process for preparing cycloolefin polymer | Jurgen Rohrmann, Michael-Joachim Brekner, Frank Kuber, Thomas Weller | 1998-03-31 |
| 5719095 | Supported catalyst system, the preparation thereof, and the use thereof for the polymerization of olefins | Michael-Joachim Brekner, Bernd Bachmann, Klaus Alberti, Andreas Winter | 1998-02-17 |