Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453570 | Electrically driven floating gyrocompass | — | 2002-09-24 |
| 4838476 | Vapour phase treatment process and apparatus | — | 1989-06-13 |
| 4775776 | Multi stage heater | Sabi Avramescu, Marcel Drouin | 1988-10-04 |
| 4666077 | Solder pot for wave soldering machine | William H. Down, Marcel Drouin, Matthew J. Rudzicz, John F. Buszard, Ralph W. Woodgate | 1987-05-19 |
| 4632291 | Automatic wave soldering machine | William H. Down, Marcel Drouin, Matthew J. Rudzicz, John F. Buszard, Elie Makhoul +1 more | 1986-12-30 |
| 4596353 | Lead tinning system | John Dickie, William H. Down | 1986-06-24 |
| 4453317 | Magnetic compass | — | 1984-06-12 |
| 4265109 | Wrench with angular rotation readout | Hans-Dieter Hallbauer, Fritz G. H. Gast, Klaus-Werner Hoenow | 1981-05-05 |
| 4262528 | Apparatus for measuring the torque applied to a wrench | Johann-Peter Holting | 1981-04-21 |
| 4218828 | Device for measuring the tightening angle on a wrench | Johann-Peter Holting, Hermann J. Zerver | 1980-08-26 |