Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10669521 | Pre-fabricated multi-modal bioenergy systems and methods | Connor Folley, Thomas Kraemer | 2020-06-02 |
| 8662791 | Subterranean alternating digester system and method | Thomas Kraemer | 2014-03-04 |
| 8313921 | Reclaimable hybrid bioreactor | Tom Kraemer, Charles Kemper | 2012-11-20 |
| 6893864 | Apparatus for aerating a particulate material | — | 2005-05-17 |
| 6534306 | Modular biofilter unit and method of use | — | 2003-03-18 |
| 6383803 | Portable compostion system with reconfigurable air flow | Chuck Kemper | 2002-05-07 |
| 6099613 | Method and apparatus for composting organic material | Hans C. Jumelet | 2000-08-08 |
| 4825886 | Wig | — | 1989-05-02 |