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Patent applications and USPTO patent grants for Lammert; Stephen A..The latest application filed is for "miniature toroidal radio frequency ion trap mass analyzer".
Patent | Date |
---|---|
Miniature toroidal radio frequency ion trap mass analyzer Grant 9,053,919 - Lammert , et al. June 9, 2 | 2015-06-09 |
Miniature toroidal radio frequency ion trap mass analyzer App 20120267523 - Lammert; Stephen A. ;   et al. | 2012-10-25 |
Virtual ion trap Grant 7,375,320 - Lee , et al. May 20, 2 | 2008-05-20 |
Virtual ion trap App 20070246650 - Lee; Edgar D. ;   et al. | 2007-10-25 |
Virtual ion trap Grant 7,227,138 - Lee , et al. June 5, 2 | 2007-06-05 |
Virtual ion trap App 20050040327 - Lee, Edgar D. ;   et al. | 2005-02-24 |
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