Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4719847 | Fluid pressure operated motor with positive locating device | — | 1988-01-19 |
| 4620696 | Power clamp | — | 1986-11-04 |
| 4596415 | Quick disconnect device for actuating unit and gripper head | — | 1986-06-24 |
| 4570914 | Power operated clamp | — | 1986-02-18 |
| 4553444 | Retractor mechanism for article transfer apparatus | — | 1985-11-19 |
| 4543034 | Linear transfer stroking boom | L. Douglas Blatt | 1985-09-24 |
| 4518187 | Parallel movement gripper head | David J. Crorey | 1985-05-21 |
| 4496138 | Power operated clamp | — | 1985-01-29 |
| 4475863 | Electric servo drive lift unit | John A. Blatt | 1984-10-09 |
| 4470487 | Fail safe brake for drive shafts | — | 1984-09-11 |
| 4453755 | Vacuum cup venturi assembly and blow off silencer | John Laing | 1984-06-12 |
| 4449745 | Toggle action jaw-type gripper | — | 1984-05-22 |
| 4444540 | Automation lift unit | John A. Blatt | 1984-04-24 |
| 4388576 | Electric servo drive air cylinder | — | 1983-06-14 |
| 4254799 | Lapped spool valve assembly | — | 1981-03-10 |
| 4240467 | Valve assembly | L. Douglas Blatt | 1980-12-23 |
| 4214737 | Adjustable shock absorber including metering pin and reservoir structure | — | 1980-07-29 |