Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6069942 | Method for the legitimacy check of call numbers of calls incoming at a communication system | Siegfried Spahl, Friedrich Ramberger | 2000-05-30 |
| 6012214 | Folding machine | Wolfgang Kutschker, Erwin Pesold, Wolfhart Rodestock | 2000-01-11 |
| 5297464 | Rotary shears | — | 1994-03-29 |