Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6736794 | Method and device to protect syringes and similar medical instruments | Dietrich W. Grabis, Kenneth Mellberg | 2004-05-18 |
| 6322540 | Safe needle device for syringe | Dietrich W. Grabis, Kenneth Mellberg | 2001-11-27 |