Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5073342 | Reciprocating transfer mechanism | Johannes J. Porte | 1991-12-17 |
| 5059393 | Analysis slide positioning apparatus and method for a chemical analyzer | John A. Quenin, Johannes J. Porte | 1991-10-22 |
| 5042978 | Container using a mass of porous material for liquid retention | John A. Quenin, Richard L. Columbus | 1991-08-27 |
| 5026526 | Automated capping means for analyzer pipette | John A. Quenin | 1991-06-25 |
| 4852620 | Pipette with inverted bellows | Johannes J. Porte | 1989-08-01 |
| 4798705 | Compact analyzer | John S. Lercher | 1989-01-17 |
| 4593837 | Variable volume pipette | Stuart MacDonald | 1986-06-10 |
| 4519258 | Motorized pipette | — | 1985-05-28 |
| 4424191 | Analyzer featuring loading and unloading means for a storage chamber, and common drive means | — | 1984-01-03 |
| 4302420 | Analyzer featuring a contacting reflectometer | Paul N. Schnipelsky | 1981-11-24 |
| 4257862 | Chemical analyzer | Paul N. Schnipelsky | 1981-03-24 |