Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4791210 | Process for the production of 5-methyltetrazole | Gunter Bison, Johannes Schlupp, Josef Winterscheid | 1988-12-13 |
| 4754079 | Process for producing the sodium salt of 2-nitro-1,3-propanediol | Gunter Bison, Hans Leuck, Hans-Jorg Westerman | 1988-06-28 |
| 4652671 | Process for the preparation of dichloroisonitrilocarboxylic acid esters | Gunter Bison, Norbert Linkat | 1987-03-24 |
| 4448999 | Process for the preparation of 2-aminopropanediol-1,3(serinol) | Gunter Bison, Heinz Egger | 1984-05-15 |
| 4289895 | Method for the preparation of oligomeric alkylene terephthalates | Rudolf Burkhardt, Gunther Meyer, Reinhard Schmidt | 1981-09-15 |