Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4834712 | Tube fixation device | David G. Quinn, Erik Andersen, Michael Thompson | 1989-05-30 |
| 4821820 | Method and apparatus for linear combination weighing | Bruce H. Dalrymple, Lawrence H. Long, Paul Meisner, Forrest C. Bacon, Dale E. Pribbernow +1 more | 1989-04-18 |
| 4795430 | Device for intubation of percutaneous endoscopic ostomy | David G. Quinn, Erik Andersen | 1989-01-03 |