Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6067913 | Stackable pallet system for transporting gas containers | — | 2000-05-30 |
| 6059127 | Knock-down support for gas cylinders | — | 2000-05-09 |
| 5573360 | Pallet latching mechanism | — | 1996-11-12 |
| 5211922 | Process for the recovery of values from secondary aluminum dross | Dan Yerushalmi | 1993-05-18 |
| 5176265 | Retaining structure for pressurized gas cylinders | — | 1993-01-05 |
| 4741473 | Expandable structure | — | 1988-05-03 |
| 4713959 | Tool for coupling sections of air conditioning ducts | — | 1987-12-22 |
| 4577819 | Self-balancing boom apparatus | — | 1986-03-25 |
| 4365382 | Chimney cleaning system | Robert G. Korfmann | 1982-12-28 |
| 4270975 | Liquid-vapor separation device and method | — | 1981-06-02 |
| 4200286 | Set of torque-balanced golf clubs | — | 1980-04-29 |