Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781162 | Two-stage process for producing oil from microalgae | — | 2023-10-10 |
| 9765362 | Closed-loop system for growth of aquatic biomass and gasification thereof | — | 2017-09-19 |
| 9404063 | System and process for efficient separation of biocrudes and water in a hydrothermal liquefaction system | Douglas C. Elliott, Todd R. Hart, Gary G. Neuenschwander, Leslie J. Rotness, Jr., Andrew J. Schmidt +1 more | 2016-08-02 |
| 9003695 | Controlled growth environments for algae cultivation | — | 2015-04-14 |
| 8877098 | Methods for sulfate removal in liquid-phase catalytic hydrothermal gasification of biomass | Douglas C. Elliott | 2014-11-04 |
| 8697418 | Use of mixed species for rapid growth of aquatic biomass | — | 2014-04-15 |
| 8636815 | Process of producing oil from algae using biological rupturing | — | 2014-01-28 |
| 8608981 | Methods for sulfate removal in liquid-phase catalytic hydrothermal gasification of biomass | Douglas C. Elliott | 2013-12-17 |
| 8475543 | Two-stage process for producing oil from microalgae | — | 2013-07-02 |
| 8404004 | Process of producing oil from algae using biological rupturing | — | 2013-03-26 |
| 7977076 | Integrated processes and systems for production of biofuels using algae | — | 2011-07-12 |
| 7905930 | Two-stage process for producing oil from microalgae | — | 2011-03-15 |
| 5230162 | Systems and methods for the deliquification of liquid-containing substances by flash sublimation | — | 1993-07-27 |
| 5208998 | Liquid substances freeze-drying systems and methods | — | 1993-05-11 |