Fjeldsted; John

Patent Applications and Registrations

Patent applications and USPTO patent grants for Fjeldsted; John.The latest application filed is for "fast method for measuring collision cross section of ions utilizing ion mobility spectrometry".

Company Profile

0.5.4

Fjeldsted; John - Santa Clara CA
Fjeldsted; John - Loveland CO
Fjeldsted; John - Redwood City CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Fast method for measuring collision cross section of ions utilizing ion mobility spectrometry Grant 9,482,642 - Mordehai , et al. November 1, 2	2016-11-01
Fast Method For Measuring Collision Cross Section Of Ions Utilizing Ion Mobility Spectrometry App 20150219598 - Mordehai; Alexander ; et al.	2015-08-06
Enhanced Resolution Mass Spectrometer and Mass Spectrometry Method App 20110210240 - Hidalgo; August ; et al.	2011-09-01
Enhanced resolution mass spectrometer and mass spectrometry method Grant 7,863,556 - Hidalgo , et al. January 4, 2	2011-01-04
Enhanced Resolution Mass Spectrometer and Mass Spectrometry Method App 20090020697 - Hidalgo; August ; et al.	2009-01-22
Molecular activation for tandem mass spectroscopy Grant 7,385,185 - Dowell , et al. June 10, 2	2008-06-10
Molecular activation for tandem mass spectroscopy App 20070138383 - Dowell; Jerry T. ; et al.	2007-06-21
Methods of comparative analysis using ion trap mass spectrometers Grant 5,903,003 - Schubert , et al. May 11, 1	1999-05-11
Quartz quadrupole for mass filter Grant 4,885,500 - Hansen , et al. December 5, 1	1989-12-05

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