Witkow; Robert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Witkow; Robert.The latest application filed is for "surgical specimen marking mechanism".
- Witkow; Robert - Denver CO
- Witkow; Robert - Englewood CO
| Patent | Date |
|---|---|
| Surgical specimen marking mechanism Grant 10,111,727 - Opperman , et al. October 30, 2 | 2018-10-30 |
| Nasal cannula comfort tip Grant 9,750,915 - Opperman , et al. September 5, 2 | 2017-09-05 |
| Surgical Specimen Marking Mechanism App 20160331485 - Opperman; David Andrew ; et al. | 2016-11-17 |
| Nasal Cannula Comfort Tip App 20130333705 - Opperman; David A. ; et al. | 2013-12-19 |
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