Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930991 | Piston pump for high performance liquid chromatography | Christian Langlais | 1990-06-05 |
| 4546643 | Method and device for analyzing effluents for the detection of peaks | Christian L. Lanclais | 1985-10-15 |
| 4326837 | Pumping apparatus using a stepping motor | Robert E. Gilson, George W. Foster | 1982-04-27 |
| 4293807 | Stepping motor control apparatus | George W. Foster | 1981-10-06 |