Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38744 | Electric balance for correcting misloading thereof | Christian Oldendorf, Franz-Josef Melcher | 2005-06-21 |
| 6373237 | Electronic scale having a sleep mode in addition to a standby operating mode | Christian Oldendorf, Guenther Maaz | 2002-04-16 |
| 6285310 | Integrating analog/digital converter | Rolf Michaelis, Alfred Klauer, Thomas Schink | 2001-09-04 |
| 5902965 | Electric balance for correcting misloading thereof | Christian Oldendorf, Franz-Josef Melcher | 1999-05-11 |
| 5847328 | Electric balance for correcting misloading thereof | Christian Oldendorf, Franz-Josef Melcher | 1998-12-08 |
| 5844174 | Electronic balance with guide-rod parallel guide and wire strain gauge corner load sensor | Otto Kuhlmann | 1998-12-01 |
| 5610343 | Balance with one or several wire strain gauge weighing cells | Matthias Eger, Heinz-Gerhard Kohn, Werner Schulze | 1997-03-11 |
| 5525762 | Balance with force support | Gunther Maaz, Matthias Eger, Werner Schulze, Michael Müller, Eberhard Lubke | 1996-06-11 |
| 5056040 | Electric balance with digital display | Franz-Josef Melcher, Christian Oldendorf | 1991-10-08 |
| 4907179 | Electronic balance with quasi analog and digital display | Christian Oldendorf, Franz-Josef Melcher | 1990-03-06 |
| 4898253 | Electronic balance for dosing | Christian Oldendorf, Franz-Josef Melcher | 1990-02-06 |
| 4890246 | Electronic balance with calibrating system | Christian Oldendorf, Franz-Josef Melcher | 1989-12-26 |
| 4848477 | Electronic balance with electronic corner-load correction | Christian Oldendorf, Franz-Josef Melcher | 1989-07-18 |
| 4656599 | Electric balance | Erich Knothe, Franz-Josef Melcher, Jurgen Ober, Klaus Dardat, Eduard Bierich +1 more | 1987-04-07 |
| 4653600 | Electronic balance having parallel rod guides and having a scale on top | Franz-Josef Melcher, Gunther Maaz, Eduard Bierich, Eberhard Stadler | 1987-03-31 |
| 4625818 | Electric balance | Erich Knothe, Franz-Josef Melcher | 1986-12-02 |
| 4382480 | Weighing machine with flat magnets for electromagnetic torque compensation | Erich Knothe, Franz-Josef Melcher | 1983-05-10 |
| 4344494 | Measuring system having a balance with digital display having digit appearance modifying circuit | Erich Knothe, Franz-Josef Melcher | 1982-08-17 |
| 4300646 | Electromagnetically compensating precision scale with flexure for thermal expansion | Franz-Josef Melcher, Erich Knothe | 1981-11-17 |
| 4276949 | Electromagnetic force-compensating weighing appliance | Erich Knothe, Franz-Josef Melcher | 1981-07-07 |
| 4261430 | Weighpan with three point support on two levers | Erich Knothe, Franz-Josef Melcher, Dieter Blawert | 1981-04-14 |