Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372505 | Methods and systems for sensing headspace vial presence | Jonathan Michael Frentzel, Thomas E. Price, Jared M. Bushey | 2025-07-29 |
| 11009489 | Method and system for reducing the effects of column bleed carryover | Sammye Elizabeth Traudt, Robert C. Henderson | 2021-05-18 |
| 10401331 | Gas chromatography (GC) column heater | Sammye Elizabeth Traudt, George P. Walsh, William H. Wilson, Richard P. White, Jane Ann Leous | 2019-09-03 |
| 10145823 | Gas chromatography (GC) column heater control using multiple temperature sensors | Sammye Elizabeth Traudt, William H. Wilson | 2018-12-04 |
| 10067101 | Gas chromatography (GC) column heater | Sammye Elizabeth Traudt, Richard P. White, William H. Wilson, Jane Ann Leous | 2018-09-04 |
| 7906071 | Flame photometric detector having improved sensitivity | Andrew M. E. Warchol, Bruce D. Quimby, W. Dale Snyder | 2011-03-15 |
| 7503340 | System and method for controlling fluid flow | Matthew S. Klee, Michael Thompson, James McCurry | 2009-03-17 |
| 6915227 | Method of matching retention times among multiple chromatographic system | Bruce D. Quimby, Matthew S. Klee, Elmer Anthony Axelson | 2005-07-05 |
| 6691053 | Method of matching retention times among multiple chromatographic system | Bruce D. Quimby, Matthew S. Klee, Elmer Anthony Axelson | 2004-02-10 |
| 6112161 | Method, apparatus, and article of manufacture for enhanced intergration of signals | Bruce D. Quimby | 2000-08-29 |
| 5322626 | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Lenore R. Frank, Christopher M. Wurm, Steven J. Engel, Mark Nickerson, Ernest H. Zerenner | 1994-06-21 |
| 5240603 | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Lenore R. Frank, Christopher M. Wurm, Steven J. Engel, Mark Nickerson, Ernest H. Zerenner | 1993-08-31 |
| 5133859 | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Lenore R. Frank, Christopher M. Wurm, Steven J. Engel | 1992-07-28 |
| 5094741 | Decoupled flow and pressure setpoints in an extraction instrument using compressible fluids | Lenore R. Frank, Christoper M. Wurm, Steven J. Engel, Mark Nickerson, Ernest H. Zerenner | 1992-03-10 |
| 4847474 | Method and apparatus for reading a bar code | Steven J. Engel, Kurt B. Augenblick, Lesley M. Freed, Charles T. Coffey | 1989-07-11 |
| 4458323 | Method of performing measurements and error analysis of the measurements | Barry G. Willis, Arthur Schleifer, Norton W. Bell, Andrew Stefanski, C. Nelson Dorny | 1984-07-03 |
| 4357673 | Apparatus for performing measurements and error analysis of the measurements | Barry G. Willis, Arthur Schleifer, Norton W. Bell, Andrew Stefanski, C. Nelson Dorny | 1982-11-02 |