Fritz; James S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fritz; James S..The latest application filed is for "method of isolating an analyte using a solid phase extraction medium".
- Fritz; James S. - Ames IA
| Patent | Date |
|---|---|
| Method of isolating an analyte using a solid phase extraction medium Grant 5,618,438 - Fritz , et al. April 8, 1 | 1997-04-08 |
| Self-wettable solid phase extraction medium Grant 5,616,407 - Fritz , et al. April 1, 1 | 1997-04-01 |
| Modified resins for solid-phase extraction Grant 5,230,806 - Fritz , et al. * July 27, 1 | 1993-07-27 |
| Modified resins for solid-phase extraction Grant 5,071,565 - Fritz , et al. December 10, 1 | 1991-12-10 |
| Decontamination of water using nitrate selective ion exchange resin Grant 4,944,878 - Lockridge , et al. July 31, 1 | 1990-07-31 |
| Method and apparatus for chromatographic quantitative analysis Grant 4,272,246 - Fritz , et al. June 9, 1 | 1981-06-09 |
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