Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7147891 | Polymer substrate coated with weak cationic-exchange functional layer | Andrei V. Bordunov, Christopher A. Pohl | 2006-12-12 |
| 5968363 | Bifunctional crown ether-based cation-exchange stationary phase for liquid chromatography | John M. Riviello, Jacek Jagodzinski, Christopher A. Pohl | 1999-10-19 |
| 5865994 | Bifunctional crown ether-based cation-exchange stationary phase for liquid chromatography | John M. Riviello, Jacek Jagodzinski, Christopher A. Pohl | 1999-02-02 |
| 5801302 | Multicycle loop injection for trace analysis by ion chomatography apparatus and method | John M. Riviello | 1998-09-01 |
| 5739422 | Multicycle loop injection for trace analysis by ion chromatography apparatus and method | John M. Riviello | 1998-04-14 |
| 4577338 | X-Ray fluorescence spectrometer and method of calibrating the same | Yoshihiro Takahashi | 1986-03-18 |