| 10094809 |
Specific analysis of ketone and aldehyde analytes using reagent compounds, labeling strategies, and mass spectrometry workflow |
Subhakar Dey, Sasi Pillai, Subhasish Purkayastha, Michal Weinstock |
2018-10-09 |
| 10023608 |
Protein purification methods to remove impurities |
Junfen Ma, Xiaoyang Zhao |
2018-07-17 |
| 9970942 |
System and method for the detection of allergens |
Stephen Lock, Subhasish Purkayastha, Keling Dong |
2018-05-15 |
| 9546393 |
Mass spectrometry quantitation of P450 isoforms in hepatocytes |
Subhasish Purkayastha |
2017-01-17 |
| 9500622 |
Specific analysis of ketone and aldehyde analytes using reagent compounds, labeling strategies, and mass spectrometry workflow |
Subhakar Dey, Sasi Pillal, Subhasish Purkayastha, Michal Weinstock |
2016-11-22 |
| 9257267 |
Composition, method, and kit for calibrating a mass spectrometer |
Subhakar Dey, Marjorie S. Minkoff, Sasi Pillai, Subhasish Purkayastha |
2016-02-09 |
| 9188596 |
Quantitative analysis of vitamin D3, vitamin D2, and metabolites thereof |
Subhakar Dey, Sasi Pillal, Subhasish Purkayastha |
2015-11-17 |
| 8940545 |
Mass spectrometry quantitation of P450 isoforms in hepatocytes |
Subhasish Purkayastha |
2015-01-27 |
| 8617898 |
Quantitative analysis of vitamin D3, vitamin D2, and metabolites thereof |
Subhakar Dey, Sasi Pillai, Subhasish Purkayastha |
2013-12-31 |