Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6080309 | Means for separation and removal of impurities from liquids | Albert H. Halff | 2000-06-27 |
| 5688399 | Means for separation and removal of impurities from liquids | Albert H. Halff | 1997-11-18 |
| 5425883 | Method for separation and removal of impurities from liquids | Albert H. Halff | 1995-06-20 |
| 5372725 | Method for separation and removal of impurities from liquids | Albert H. Halff | 1994-12-13 |
| 5082564 | Method and means for desalination of seawater and brackish water | Albert H. Halff | 1992-01-21 |
| 4586339 | Thermal energy conversion | Albert H. Halff | 1986-05-06 |
| 4254743 | Combustion engine | Albert H. Halff | 1981-03-10 |