Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4656599 | Electric balance | Erich Knothe, Franz-Josef Melcher, Christoph Berg, Klaus Dardat, Eduard Bierich +1 more | 1987-04-07 |
| 4632199 | Electronic balance for use in potentially explosive areas | Franz-Josef Melcher, Erich Knothe | 1986-12-30 |
| 4619337 | Electric balance with scale on top | Lothar Behrend, Erich Knothe, Franz-Josef Melcher | 1986-10-28 |
| 4450924 | Electronic weighing scale | Lothar Behrend, Eric Knothe, Franz-Josef Melcher | 1984-05-29 |
| 4450923 | Electronic weighing scale | Lothar Behrend, Erich Knothe, Franz-Josef Melcher | 1984-05-29 |
| 4401176 | Electronic weigher with a weighing scale located above the weigher casing | Erich Knothe, Franz-Josef Melcher, Walter Sodler, Veronika Martens | 1983-08-30 |
| 4300647 | Electromagnetic force compensation scale with temperature compensation | Erich Knothe, Franz-Josef Melcher, Lothar Behrend | 1981-11-17 |
| 4281731 | Electromagnetic force-compensating precision weigher with dither | Walter Sodler, Dieter Blawert | 1981-08-04 |