Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5419768 | Electrical medical vacuum regulator | — | 1995-05-30 |
| 4955953 | Lubricating device | — | 1990-09-11 |
| 4834218 | Lubricating nozzle apparatus and method | Robert M. Dombroski | 1989-05-30 |
| 4711320 | Wheel flange and rail lubricator apparatus | Robert M. Dombroski | 1987-12-08 |
| 4648486 | Apparatus for lubricating a moving chain | Philip J. Kast | 1987-03-10 |
| 4566560 | Movable lubricator apparatus | Kirk Elliott, Christian J. Garver, Robert M. Dombroski | 1986-01-28 |
| 4354493 | Thoracic drainage unit | John R. Pinkert | 1982-10-19 |
| 4315506 | Positive pulse device | Norman Rick | 1982-02-16 |
| 4190075 | Double valve construction | — | 1980-02-26 |