Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8298413 | Multi-component, simultaneous, independent multi-gradient system for liquid chromatography | Allen G. Hirsh | 2012-10-30 |
| 7790025 | External gradient chromatofocusing | Allen G. Hirsh | 2010-09-07 |
| 7425263 | Multi-component, simultaneous, independent multi-gradient system for liquid chromatography | Allen G. Hirsh | 2008-09-16 |
| 6272436 | Differential spectral topographic analysis (DISTA) | Allen G. Hirsh, Serguei Litvinovitch, Patrick Mehl | 2001-08-07 |
| 6085153 | Differential spectral topographic analysis (DISTA) | Allen G. Hirsh, Serguei Litvinovitch, Patrick Mehl | 2000-07-04 |