Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9284584 | Method for producing an L-amino acid using a bacterium of the family Enterobacteriaceae having enhanced expression of the flagella formation and motility cascade genes | Tatyana Abramovna Yampolskaya, Leonid Romanovich Ptitsyn | 2016-03-15 |
| 8679798 | Method for producing an L-amino acid using a bacterium of the Enterobacteriaceae family | Tatyana Abramovna Yampolskaya, Natalia Viktorovna Stoynova, Natalia Sergeevna Eremina, Leonid Romanovich Ptitsyn | 2014-03-25 |
| 7211419 | Mutant carbamoylphosphate synthetase and method for producing compounds derived from carbamoylphosphate | Leonid Romanovich Ptitsyn, Sergey Vasil'evich Smirnov, Anna Eugenievna Novikova, Veronika Aleksandrovna Kotliarova, Mikhail Markovich Gusyatiner +2 more | 2007-05-01 |
| 7169586 | Mutant N-acetylglutamate synthase and method for L-arginine production | Leonid Romanovich Ptitsyn, Sergey Vasil'evich Smirnov, Yulia Georgievna Rostova, Tatyana Abramovna Yampolskaya, Tatyana Viktorovna Leonova +1 more | 2007-01-30 |
| 6991924 | Mutant carbamoylphosphate synthetase and method for producing compounds derived from carbamoylphosphate | Leonid Romanovich Ptitsyn, Sergey Vasil'evich Smirnov, Anna Eugenievna Novikova, Veronika Aleksandrovna Kotliarova, Mikhail Markovich Gusyatiner +2 more | 2006-01-31 |
| 6790647 | Mutant N-acetylglutamate synthase and method for L-arginine production | Leonid Romanovich Ptitsyn, Sergey Vasil'evich Smirnov, Yulia Georgievna Rostova, Tatyana Abramovna Yampolskaya, Tatyana Viktorovna Leonova +1 more | 2004-09-14 |