Issued Patents All Time
Showing 25 most recent of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884645 | Precision balance with scale on top | Franz-Josef Melcher | 1989-12-05 |
| 4811293 | Method for storing data in an electrically erasable memory for carrying out this method | Franz-Josef Melcher | 1989-03-07 |
| 4798250 | Balance with wind guard | Franz-Josef Melcher, Gunther Maaz, Klaus Dardat, Walter Sodler | 1989-01-17 |
| 4798252 | Drying balance with temperature control | Gunther Maaz, Volker Handwerk | 1989-01-17 |
| 4758069 | Method and apparatus for actuating a liquid crystal display with recognition of functional errors | Franz-Josef Melcher, Christian Oldendorf | 1988-07-19 |
| D296307 | Electronic balance | Hans-Heinrich Kohne | 1988-06-21 |
| 4719980 | Analytical balance with scale on top and with weighing chamber lock | Franz-Josef Melcher, Klaus Dardat, Gunther Maaz | 1988-01-19 |
| 4688898 | LCD display board for an electronic balance | Christian Oldendorf, Franz-Josef Melcher | 1987-08-25 |
| 4685525 | Balance with counting scale | Franz-Josef Melcher, Christian Oldendorf | 1987-08-11 |
| 4666007 | Drying balance with scale on top | Franz-Josef Melcher, Gunther Maaz, Volker Handwerk | 1987-05-19 |
| 4664207 | Balance with a protective box-like structure | Hans-Heinrich Kohne | 1987-05-12 |
| 4656599 | Electric balance | Franz-Josef Melcher, Jurgen Ober, Christoph Berg, Klaus Dardat, Eduard Bierich +1 more | 1987-04-07 |
| 4650014 | Electronic balance with digital and analog display | Christian Oldendorf, Franz-Josef Melcher | 1987-03-17 |
| 4645021 | Electronic balance with dual purpose 10-key keyboard | Franz-Josef Melcher, Christian Oldendorf | 1987-02-24 |
| 4632199 | Electronic balance for use in potentially explosive areas | Jurgen Ober, Franz-Josef Melcher | 1986-12-30 |
| 4629016 | Method of initializing a balance with counting scale and balance with counting scale for carrying out the method | Christian Oldendorf, Franz-Josef Melcher | 1986-12-16 |
| 4625818 | Electric balance | Franz-Josef Melcher, Christoph Berg | 1986-12-02 |
| 4619337 | Electric balance with scale on top | Lothar Behrend, Jurgen Ober, Franz-Josef Melcher | 1986-10-28 |
| 4597458 | Electric balance with adjustable relative precision | Franz-Josef Melcher, Christian Oldendorf | 1986-07-01 |
| 4566548 | Analytical balance | Walter Sodler, Gunther Maaz, Joachim Madge | 1986-01-28 |
| 4542800 | Spring body with integrated parallel guide for a balance with an upper scale | Matthias Eger, Eberhard Stadler, Herbert Engelhardt | 1985-09-24 |
| 4529397 | Cardioplegic controlling and regulating system | Kurt Hennemuth, Heinz-Gerhard Kohn, Gunter Pradel | 1985-07-16 |
| 4494620 | Electric balance | Franz-Josef Melcher, Eberhard Stadler, Rainer Exner | 1985-01-22 |
| 4487280 | High-resolution electronic balance | Franz-Josef Melcher, Christian Oldendorf, J/u/ rgen Ober | 1984-12-11 |
| 4472660 | Circuit for fluorescent signaling device | Franz-Josef Melcher, Christian Oldendorf | 1984-09-18 |