Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7228713 | Multi-stage vacuum distilling, cooling and freezing processes and apparatuses for solution separation and seawater desalination | — | 2007-06-12 |
| 7089762 | Multi-stage vacuum distilling, cooling and freezing processes and apparatuses for solution separation and seawater desalination | — | 2006-08-15 |
| 7025343 | Adjusting method and adjusting mechanism for remedying the coil pitch tolerance and fatigue deformation of adjustable helical spring | — | 2006-04-11 |
| 6739073 | Method and apparatus for performing multiple cleaning and vacuum drying operations in enclosed vessels | — | 2004-05-25 |
| 6695996 | Method and apparatus for adjusting die stroke | — | 2004-02-24 |
| 6676118 | Adjustable casing for helical spring | — | 2004-01-13 |