Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873973 | Multi-part neutral electrode for an hf surgical instrument | Udo Redler | 1989-10-17 |
| 4873974 | Neutral electrode for a high-frequency surgical instrument | Udo Redler | 1989-10-17 |
| 4841966 | Electrode consisting of at least three elements useful for a HF surgical instrument | Udo Redler | 1989-06-27 |
| 4807621 | Multi-element flat electrode especially useful for HF-surgery | Udo Redler | 1989-02-28 |