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Patent applications and USPTO patent grants for Andrus; Shawn.The latest application filed is for "optically guided feeding tube, catheters and associated methods".
Patent | Date |
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Optically guided feeding tube, catheters and associated methods Grant 9,532,704 - Fang , et al. January 3, 2 | 2017-01-03 |
Optically Guided Feeding Tube, Catheters and Associated Methods App 20140039253 - Fang; John ;   et al. | 2014-02-06 |
Optically guided feeding tube, catheters and associated methods Grant 8,361,041 - Fang , et al. January 29, 2 | 2013-01-29 |
Optically Guided Feeding Tube, Catheters And Associated Methods App 20100305503 - Fang; John ;   et al. | 2010-12-02 |
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