Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9061345 | Screw conveyors, augers, and flighting for use therein | — | 2015-06-23 |
| 7575222 | Drawworks for drilling rigs | — | 2009-08-18 |
| 5678440 | Screw conveyors, augers and flighting for use therein | — | 1997-10-21 |
| 5178300 | Fluid dispensing unit with one-way valve outflow | Shlomo Haviv | 1993-01-12 |
| D328244 | Combined dispensing container and cap therefor | Nick Petschek | 1992-07-28 |
| D323984 | Collapsible bottle | Nick Petschek | 1992-02-18 |
| 4188112 | Out-of-frame detector for motion picture film duplicating equipment | — | 1980-02-12 |