Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5792884 | Preparation of tertiary phosphines | — | 1998-08-11 |
| 5780665 | Preparation of halomethylbenzoyl cyanides | Heinz Isak, Michael Keil, Bernd Wolf, Horst Wingert | 1998-07-14 |
| 5773657 | Hydrogenation of aromatic compounds in which at least one amino group is bonded to an aromatic nucleus | Heinz Rutter, Thomas Ruhl, Boris Breitscheidel, Jochem Henkelmann, Andreas Henne | 1998-06-30 |
| 5616771 | Preparation of aryl chloroformates | Thomas-Michael Kahl | 1997-04-01 |
| 5614646 | Selective hydrogenation of aromatic groups in the presence of epoxy groups | Ludwig Schuster, Jochem Henkelmann | 1997-03-25 |
| 5530147 | Selective hydrogenation of aromatic groups in the presence of epoxy groups | Ludwig Schuster, Jochem Henkelmann | 1996-06-25 |
| 5510528 | Preparation of halomethylbenzoly cyanides and novel halomethylbenzoyl cyanides | Heinz Isak, Michael Keil, Bernd Wolf, Reinhard Doetzer | 1996-04-23 |
| 5504249 | Preparation of o-chloromethylbenzoyl chlorides | Heinz Isak, Herbert Bayer, Michael Keil | 1996-04-02 |
| 5446199 | Preparation of halomethylbenzoyl cyanides and novel halomethylbenzoyl cyanides | Heinz Isak, Michael Keil, Bernd Wolf, Reinhard Doetzer | 1995-08-29 |
| 5396006 | Preparation of alkenes and of cyclopentane and cyclohexane | Jochem Henkelmann | 1995-03-07 |
| 5274164 | Preparation of aryl chloroformates | Jochem Henkelmann, Irene Troetsch-Schaller, Hermann Koehler | 1993-12-28 |
| 5196611 | Preparation of alkyl, alkenyl, and alkynyl chlorides | Jochem Henkelmann, Irene Troetsch-Schaller, Thomas-Michael Kahl, Leopold Hupfer, Wolfgang Franzischka +1 more | 1993-03-23 |