Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6257076 | Sample injector with plunger release for chemical analysis systems | Philip A. Snyder | 2001-07-10 |
| 5707589 | Funnel-shaped sample-vial septum with membrane covered diffusion-barrier section | — | 1998-01-13 |
| 5531810 | Injection septum with dust wiper | — | 1996-07-02 |
| 4954149 | Injection septum | — | 1990-09-04 |
| 4863695 | Pipette assembly | — | 1989-09-05 |
| 4615226 | Apparatus and method for introducing solutes into a stream of carrier gas of a chromatograph | Francis M. DiNuzzo | 1986-10-07 |