Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5572004 | Method for paying for services and/or goods and apparatus for carrying out the method | — | 1996-11-05 |
| 4312580 | Watertight housing | Otto Schwomma, Hans P. Breit | 1982-01-26 |