Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888003 | Vacuum apparatus | Jeffrey Johnson | 1989-12-19 |
| 4850352 | Laser-surgical instrument with evacuation tip | — | 1989-07-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888003 | Vacuum apparatus | Jeffrey Johnson | 1989-12-19 |
| 4850352 | Laser-surgical instrument with evacuation tip | — | 1989-07-25 |