Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11247922 | Water treatment systems and methods | David Kolstad | 2022-02-15 |
| 10708042 | Computer-based systems including blockchains with differential permissioning and vaulting of tokens and token exchanges and methods of use thereof | Reid Rubenstein, Mark Schwartz, Jason Wilcox | 2020-07-07 |
| 9850148 | Water treatment systems and methods | David Kolstad | 2017-12-26 |
| 9650270 | Water treatment systems and methods | David Kolstad | 2017-05-16 |
| 9321665 | Water treatment systems and methods | David Kolstad | 2016-04-26 |