Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315273 | Apparatus for supporting a parachute flight controller and flight controller for a parachute | Sean McCann | 2016-04-19 |
| 6258982 | Process for the preparation of substituted aromatic amino compounds | Urs Siegrist, Martin Studer | 2001-07-10 |
| 6197716 | Process for the production of aromatic halogen-amino compounds | Urs Siegrist, Martin Studer | 2001-03-06 |
| 6096924 | Process for the catalytic hydrogeneration of aromatic nitro compounds | Martin Studer | 2000-08-01 |
| 5969204 | Process for the production of distyryl-biphenyl compounds | Victor Paul Eliu, Werner Kanert, Julia Volkel | 1999-10-19 |
| 5962741 | Process for the production of aromatic halogen-amino compounds | Urs Siegrist, Martin Studer | 1999-10-05 |
| 5877340 | Process for the preparation of substituted aromatic amino compounds | Urs Siegrist | 1999-03-02 |
| 5856578 | Process for the preparation of unsaturated amino compounds | Urs Siegrist | 1999-01-05 |
| 5637763 | Process for the preparation of substituted benzenes and benzene sulfonic acid and derivatives thereof and a process for the preparation of N,N'-substituted ureas | Gottfried Seifert, Heinz Steiner | 1997-06-10 |
| 5508402 | Process for the preparation of N,N'-substituted ureas | Gottfried Seifert, Heinz Steiner | 1996-04-16 |
| 4960936 | Process for the preparation of halogenated aromatic primary amines | Wilfried Scherrer | 1990-10-02 |
| 4923992 | Process for the preparation of bis(2,2,6,6-tetramethyl-4-piperidyl)amine | Graziano Vignali, Giovanni De Roit, Paul Dubs | 1990-05-08 |
| 4831148 | Process for the preparation of fluorinated pyridine derivatives | Rolf Schurter, Urs Siegrist, Hermann Rempfler | 1989-05-16 |
| 4727187 | Process for the preparation of .alpha., .alpha.-difluoroalkyl phenyl ether derivatives | Urs Siegrist, Jean Indermuhle | 1988-02-23 |
| 4556717 | Process for producing 1-[2-(2,4-dichlorophenyl)-pentyl]-1H-1,2,4-triazole | Hansjurg Wetter, Paul Radimerski, Pierre Martin | 1985-12-03 |
| 4506099 | Process for producing substituted 1,11-diaminoundecanes | Dieter Reinehr, Eckehard Rosenegger | 1985-03-19 |
| 4208525 | Reduction of 4-oxo-tetraalkylpiperidines | Michael Rasberger | 1980-06-17 |