Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6557511 | Suction system | Erwin Rutschmann | 2003-05-06 |
| 6192850 | Suction system | Erwin Rutschmann | 2001-02-27 |
AS
Armin Schweizer
Overall (All Time): #2,201,782 of 4,157,543Top 55%
2
Patents All Time