Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5414133 | Protected phosphine oxides | Peter Riebli | 1995-05-09 |
| 5405871 | Benzophenonehydrazones | Alfons Pascual, Odd Kristiansen | 1995-04-11 |
| 5340837 | Benzophenonehydrazones | Alfons Pascual, Odd Kristiansen | 1994-08-23 |
| 5300679 | Substituted propane-phosphinic acid compounds | Eric K. Baylis, Helmut Bittiger, Wolfgang Frostl, Ludwig Maier, Stuart J. Mickel +1 more | 1994-04-05 |
| 5298663 | Process for the preparation of protected phosphine oxides | Peter Riebli | 1994-03-29 |
| 5281747 | Substituted aminoalkylphosphinic acids | Ludwig Maier, Wolfgang Frostl | 1994-01-25 |
| 5243062 | Substituted propane-phosphonous acid compounds | John G. Dingwall, Josef Ehrenfreund, James Jack | 1993-09-07 |
| 5218009 | Mono- and di-acylphosphine oxides | Werner Rutsch, Kurt Dietliker | 1993-06-08 |
| 5190933 | Substituted propane-phosphinic acid compounds | Eric K. Baylis, Ludwig Maier, Stuart J. Mickel, Hans-Rudolf Olpe, Helmut Bittiger +1 more | 1993-03-02 |
| 5064819 | Substituted propane-phosphinic acid compounds | Eric K. Baylis, Helmut Bittiger, Wolfgang Frostl, Ludwig Maier, Stuart J. Mickel +1 more | 1991-11-12 |
| 5051524 | Substituted propane-phosphinic acid compounds | Eric K. Baylis, Helmut Bittiger, Wolfgang Frostl, Ludwig Maier, Stuart J. Mickel +1 more | 1991-09-24 |
| 5013863 | Substituted propane-phosphinic acid compounds | Eric K. Baylis, Helmut Bittiger, Wolfgang Froostl, Ludwig Maier, Stuart J. Mickel +1 more | 1991-05-07 |
| 5004826 | Substituted propane-phosphonous acid compounds | John G. Dingwall, Josef Ehrenfreund, James Jack | 1991-04-02 |
| 4908465 | Substituted propane-phosphonous acid compounds | John G. Dingwall, Josef Ehrenfreund, James Jack | 1990-03-13 |
| 4772738 | Substituted propane-phosphonuous acid compounds | John G. Dingwall, Josef Ehrenfreund, James Jack | 1988-09-20 |
| 4656298 | Substituted propane-phosphonous acid compounds | John G. Dingwall, Josef Ehrenfreund, James Jack | 1987-04-07 |