Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12131894 | Virtual slit cycloidal mass spectrometer | Jason Amsden, Rafael Bento Serpa, Charles Parker, Elettra Piacentino, Rob Kingston +3 more | 2024-10-29 |
| 9567439 | Sulfur composites and polymeric materials from elemental sulfur | Dong-Chul Pyun, Richard S. Glass | 2017-02-14 |
| 9134272 | Sensitive ion detection device and method for analysis of compounds as vapors in gases | Roger Sperline | 2015-09-15 |
| 8653449 | Sensitive ion detection device and method for analysis of compounds as vapors in gases | Roger Sperline | 2014-02-18 |
| 7511278 | Apparatus for detecting particles | Adi A. Scheidemann, Dirk Ardelt | 2009-03-31 |
| 7498585 | Method and apparatus for simultaneous detection and measurement of charged particles at one or more levels of particle flux for analysis of same | Roger Sperline, David W. Koppenaal, Charles J. Barinaga, Gary M. Hieftje, James H. Barnes +1 more | 2009-03-03 |
| 7403065 | Differential transimpedance amplifier circuit for correlated differential amplification | Christopher A. Gresham, Roger Sperline | 2008-07-22 |
| 6809313 | Micro faraday-element array detector for ion mobility spectroscopy | Christopher A. Gresham, Phillip J. Rodacy, Roger Sperline | 2004-10-26 |
| 5717199 | Collective charge reading and injection in random access charge transfer devices | Joseph Carbone, Stephen Czebiniak, Jeffrey Zarnowski, Steven VanGorden, Michael Pilon | 1998-02-10 |
| 5708502 | Random access charge transfer devices for multi-element atomic absorption spectrometry and temporal shifting | J. Bruce True | 1998-01-13 |