Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592245 | Method for optically marking an elongated indication path and devices using same | Michael Ende | 2003-07-15 |
| 6555011 | Method for disinfecting and purifying liquids and gasses | Michael Ende | 2003-04-29 |