Issued Patents All Time
Showing 25 most recent of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865180 | Workpiece transfer system | Arthur C. Mason | 1989-09-12 |
| 4836040 | Differential rotary-to-rotary cam system to achieve long dwell periods with continuous rotary input | — | 1989-06-06 |
| 4819492 | Reversing mechanism having great kinematic versatility | — | 1989-04-11 |
| 4796477 | Rotary reversible indexing mechanism | — | 1989-01-10 |
| 4750605 | Workpiece transfer system | Arthur C. Mason | 1988-06-14 |
| 4726240 | Transfer mechanism and drive with straight line lift and lower | — | 1988-02-23 |
| 4726260 | Shiftable transmission with assured input-output relationship | Rodger T. Lovrenich | 1988-02-23 |
| 4679666 | Weight responsive rotary retardation device | — | 1987-07-14 |
| 4600095 | Mechanical welding press | Arthur C. Mason | 1986-07-15 |
| 4588067 | Workpiece clamping mechanism for multiple station transfer machines utilizing rotary drive | — | 1986-05-13 |
| 4588338 | Follower mechanism and control for rotary metal removing tools | — | 1986-05-13 |
| 4545266 | Straight line linkage | — | 1985-10-08 |
| 4516504 | Cross-over track structure for wheeled pallets | John L. Vaphiadis | 1985-05-14 |
| 4498572 | Workpiece clamping mechanism for multiple station transfer machines | — | 1985-02-12 |
| 4497393 | Rotary retardation devices | — | 1985-02-05 |
| 4496280 | Workpiece transfer mechanism | — | 1985-01-29 |
| 4490091 | Slave rotate mechanism for mechanical hands of gantry type transfer system | — | 1984-12-25 |
| 4472983 | Programmable drive mechanism | — | 1984-09-25 |
| 4440291 | Drive mechanism for reciprocating and multiple step index devices | — | 1984-04-03 |
| 4398630 | Workpiece vertical conveyor system | — | 1983-08-16 |
| 4394897 | Pallet registry mechanism and transfer lift system | — | 1983-07-26 |
| 4380959 | Speed control for gravity operated trolleys | James T. Graham | 1983-04-26 |
| 4362233 | Pallet registry mechanism | — | 1982-12-07 |
| 4360097 | Precision registry with lift and carry transfer system | — | 1982-11-23 |
| 4359945 | Gravity trolley conveyor with speed control | John L. Vaphiadis | 1982-11-23 |