Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209040 | Zero-emissions refinery system and method for liquid waste stream recovery of clean water and valuable by-products | Mark E. Ward, C. George Bower | 2025-01-28 |
| 10780387 | System and method for gas quality and efficiency of a pressure swing adsorption gas separation unit | — | 2020-09-22 |
| 10626722 | System and method to increase landfill gas quality for beneficial use | — | 2020-04-21 |
| 9879193 | System and method for converting biomass material into energy products | Mark Albert Sokalski | 2018-01-30 |
| 8568512 | Method and system for methane separation and purification from a biogas | Dennis Craig Siegel | 2013-10-29 |
| 6691112 | Method for indexing and managing a searchable community of non-HTML information | Darren Siegel | 2004-02-10 |