Issued Patents All Time
Showing 51–75 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701823 | Method and device for controlling a lift cylinder, especially of working machines | Volker Bösebech | 2004-03-09 |
| 6647689 | Panel, particularly a flooring panel | Stefan Pletzer, Johann Heitzinger | 2003-11-18 |
| 6526719 | Mechanical panel connection | Stefan Pletzer, Martin Steinwender | 2003-03-04 |
| 6497079 | Mechanical panel connection | Stefan Pletzer, Martin Steinwender | 2002-12-24 |
| 6175026 | Metallocenes and process for the preparation of metallocenes | John J. Eisch, Yun Qian, Nicola Zandona, Fabian Siberdt | 2001-01-16 |
| 6087515 | Metallocenes and process for the preparation of metallocenes | John J. Eisch, Yun Qian, Nicola Zandona, Fabian Siberdt | 2000-07-11 |
| 5773658 | Process for the preparation of N-methylalkylamines | Detlef Kampmann, Detlef Deymann, Claus Kniep | 1998-06-30 |
| 5683585 | Process for the removal of organic solvents from waste water | Hanswilhelm Bach, Helmut Bahrmann | 1997-11-04 |
| 5481044 | Process for the preparation of .alpha.-alkyl substituted aldehydes | Helmut Springer | 1996-01-02 |
| 5410072 | Mixtures of isomeric pentanoic acids, esters prepared therefrom, and their use as lubricants | Helmut Bahrmann, Wolfgang Greb, Georg Dambkes, Peter Heymanns, Heinz Kalbfell +6 more | 1995-04-25 |
| 5361802 | Valve block | Dieter Kroll | 1994-11-08 |
| 5354911 | Process for the preparation of unsaturated ethers | Peter Lappe, Helmut Springer | 1994-10-11 |
| 5182400 | Process for the preparation of esters of 5-alkylpyridine-2,3-dicarboxylic acid | Peter Lappe, Helmut Springer | 1993-01-26 |
| 5149876 | Process for the preparation of amines | Detlef Kampmann, Helmut Bahrmann, Claus Kniep | 1992-09-22 |
| 5145488 | Process for the preparation of mixtures of oil-soluble iron and magnesium salts of saturated aliphatic monocarboxylic acids and their use | Peter Lappe, Werner De Win, Wolfgang Nierhaus | 1992-09-08 |
| 5124485 | Catalysts and methods of separation thereof | Volker Falk, Gerhardt Horn, Hanswilhelm Bach, Klaus Mathieu, Claus Kniep | 1992-06-23 |
| 5085835 | Process for recovering rhodium | Ludger Bexten, Dieter Kupies, Peter Lappe, Helmut Springer | 1992-02-04 |
| 5072037 | Process for the preparation of 2-(4-chlorophenyl)-3-methylbutyric acid | Peter Lappe, Helmut Springer | 1991-12-10 |
| 5064508 | Process for the separation of 2-methylalkanals from isomers thereof | Peter Lappe, Helmut Springer | 1991-11-12 |
| 5055618 | Process for the preparation of .alpha.,.omega.-diamines | Detlef Kampmann, Claus Kniep | 1991-10-08 |
| 5039497 | Process for separating copper from aqueous base solutions | Peter Lappe, Werner De Win | 1991-08-13 |
| 4996316 | Process for the preparation of tertiary N, N-dimethylamines | Detlef Kampmann, Claus Kniep | 1991-02-26 |
| 4952734 | Process for the preparation of methylamines | Detlef Kampmann, Claus Kniep | 1990-08-28 |
| 4950800 | Process for the preparaton of 2-methylbutanal | Peter Lappe, Helmut Springer | 1990-08-21 |
| 4940818 | Process on the preparation of 2,2'-oxybis(N,N-dimethyl-ethanamine) | Detlef Kampmann, Franz Thonnessen, Claus Kniep | 1990-07-10 |