Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4336380 | Oxadiazolotriazine derivatives | Henri Ramuz | 1982-06-22 |
| 4276417 | Oxadiazolotriazine derivatives | Henri Ramuz | 1981-06-30 |
| 4256886 | Process for the preparation of oxadiazolopyrimidine derivatives | Henri Ramuz | 1981-03-17 |
| 4220772 | Process for the preparation of oxadiazolopyrimidine derivatives | Henri Ramuz | 1980-09-02 |
| 4187124 | Process for doping semiconductors | Jean-Pierre Ponpon, Joseph Kurek, Paul Siffert | 1980-02-05 |
| 4182867 | 6-[3,6-Dihydro-1(2H)-pyridyl]-pyrimidine-3-oxides | Henri Ramuz | 1980-01-08 |