Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6774239 | Process for the preparation of N,N′-carbonyldiazoles and azolide salts | Johannes Scherer, Alexander Klausener | 2004-08-10 |
| 6465658 | Process for the preparation of N,N′-carbonyldiazoles and azolide salts | Johannes Scherer, Alexander Klausener | 2002-10-15 |
| 6465678 | Method for preparing methyl carbazate | Lars Rodefeld, Horst Behre, Alexander Klausener | 2002-10-15 |
| 6392057 | Method for the production of n,n′-carbonyldiazoles | Johannes Scherer, Alexander Klausener | 2002-05-21 |
| 6160160 | Process for preparing benzyl carbazates | Edwin Ritzer, Claus Dreisbach, Frank Jelitto | 2000-12-12 |
| 5883258 | Process for preparing 3-chlorobenzisothiazoles | Helmut Kraus, Andreas Krebs | 1999-03-16 |
| 4592208 | Heating or cooling apparatus | — | 1986-06-03 |
| 4563982 | Method and apparatus for introduction of a fluid medium into working space of an internal combustion engine | Franz Pischinger | 1986-01-14 |