Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9955841 | Removing debris from cleaning robots | Chikyung Won, Stephen A. Hickey, Mark Steven Schnittman, Zivthan A. Dubrovsky, Selma Svendsen +2 more | 2018-05-01 |
| 9492048 | Removing debris from cleaning robots | Chikyung Won, Stephen A. Hickey, Mark Steven Schnittman, Zivthan A. Dubrovsky, Selma Svendsen +2 more | 2016-11-15 |
| 8572799 | Removing debris from cleaning robots | Chikyung Won, Stephen A. Hickey, Mark Steven Schnittman, Zivthan A. Dubrovsky, Selma Svendsen +2 more | 2013-11-05 |
| 6393925 | Groundwater velocity probe | — | 2002-05-28 |
| 5456550 | Procedure for delivering a substance into an aquifer | — | 1995-10-10 |