Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4724832 | Size-variable intrauterine pressay and contraceptive device | Bernd Strubel | 1988-02-16 |
| 4257419 | Suction-assisted hemorrhoid ligator | Ewald Goltner, Gerhard Schneider | 1981-03-24 |