Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12221643 | Conversion of lignocellulosic biomass into biogas | Lee D. Hansen, Zachary T. Aanderud, Conly L. Hansen | 2025-02-11 |
| 11802065 | Induced sludge bed anaerobic reactor system | Conly L. Hansen, Leonard Alan Collins | 2023-10-31 |
| 11365433 | Conversion of lignocellulosic biomass into biogas | Lee D. Hansen, Zachary T. Aanderud, Conly L. Hansen | 2022-06-21 |
| 10775354 | Autonomous ambient air sampling system for monitoring semi-volatile/non-volatile organic compounds | Paul Julian Cropper, Delbert J. Eatough, Robert Cary, Lin Lin, Lee D. Hansen | 2020-09-15 |
| 8927265 | Human waste treatment system and method | Lee D. Hansen | 2015-01-06 |
| 8449773 | Method for pretreatment of cellulosic and lignocellulosic materials for conversion into bioenergy | Lee D. Hansen | 2013-05-28 |
| 8414690 | Off gas purification | Lee D. Hansen | 2013-04-09 |