Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10457962 | Methods of anaerobic digestion of biomass to produce biogas | Surya Raja Pidaparti, Jeffrey Ray Zierdt | 2019-10-29 |
| 10370681 | Methods of anaerobic digestion of biomass to produce biogas | Surya Raja Pidaparti, Jeffrey Ray Zierdt | 2019-08-06 |
| 9988646 | Methods of anaerobic digestion of biomass to produce biogas | Surya Raja Pidaparti, Jeffrey Ray Zierdt | 2018-06-05 |
| 9988647 | Methods of anaerobic digestion of biomass to produce biogas | Surya Raja Pidaparti, Jeffrey Ray Zierdt | 2018-06-05 |
| 9523102 | Methods of anaerobic digestion of biomass to produce biogas | Surya Raja Pidaparti, Jeffrey Ray Zierdt | 2016-12-20 |
| 8143584 | Radon monitor | Steven L. Finkelman, Gerald Cohn | 2012-03-27 |