Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342296 | Method for draining antrum | Jan-Ove Persson, Lars Lejdeborn | 1994-08-30 |
| 5147293 | Apparatus for liquid flushing of body cavities and/or supplying active substance to such cavities | Lars Lejdeborn | 1992-09-15 |
| 5139502 | Drainage tube for sinus maxillaris, a means for its insertion and a means for making a hole for its positioning | Lars Lejdeborn | 1992-08-18 |
| 4875267 | Means for assembling boards | — | 1989-10-24 |
| 4606346 | Intranasal device | Lars Lejdeborn | 1986-08-19 |