Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500992 | Method of making stress relieved count probe | Thomas L. Barnes, James W. Colburn, Catherine L. Danial, William R. Jones | 1996-03-26 |
| 5232666 | Cam-driven flow system for use with analytical instruments | Oscar Proni | 1993-08-03 |
| 5094818 | Self-filling anti-siphon flow system for particle analysis | Oscar Proni, Richard A. Burdman | 1992-03-10 |