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Patent applications and USPTO patent grants for Watkins; Willis.The latest application filed is for "flame photometric detector".
Patent | Date |
---|---|
Flame Photometric Detector App 20210364484 - Zhang; Edward ;   et al. | 2021-11-25 |
Forced convection heater Grant 11,041,660 - Black , et al. June 22, 2 | 2021-06-22 |
Forced Convection Heater App 20200096230 - Black; Steven S. ;   et al. | 2020-03-26 |
Fittingless pneumatic multiport selector valve for analytic instruments Grant 9,249,890 - Pratt , et al. February 2, 2 | 2016-02-02 |
Fittingless Pneumatic Multiport Selector Valve For Analytic Instruments App 20140260538 - Pratt; Jason P. ;   et al. | 2014-09-18 |
Process gas chromatograph Grant D690,612 - Lam , et al. October 1, 2 | 2013-10-01 |
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