Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12426556 | Systems and methods for algae cultivation using direct air capture | David A. Hazlebeck, Paul Hazlebeck | 2025-09-30 |
| 12371654 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck | 2025-07-29 |
| 11952567 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck | 2024-04-09 |
| 11767501 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck | 2023-09-26 |
| 11680242 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck | 2023-06-20 |
| 10934520 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck | 2021-03-02 |
| 10501721 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck, Rodney Corpuz | 2019-12-10 |
| 10351815 | Biological and algae harvesting and cultivation systems and methods | David A. Hazlebeck | 2019-07-16 |
| 6709602 | Process for hydrothermal treatment of materials | Michael H. Spritzer, Niles W. Johanson, Glenn T. Hong | 2004-03-23 |
| 4973464 | Method for the removal of cyanides from spent potlinings from aluminum manufacture | — | 1990-11-27 |
| 4946026 | Residue removal system for a conveyor assembly | — | 1990-08-07 |
| 4763585 | Method for the combustion of spent potlinings from the manufacture of aluminum | James L. Kaae, Bernard W. Gamson | 1988-08-16 |