Inventor · disambiguated record
Franz-Josef Melcher
Also filed as: BERG CHRISTOPH · MELCHER FRANZ J · MELCHER FRANZ-JOSEF · RADEMACHER KARL-HEINZ
55 granted patents·891 citations·filing 1976–2001
99Inventor score
Top patents by PatentIndex Score
55 records- 0190US4798250ABalance with wind guardSARTORIUS GMBH·Filed 1987·Granted Jan 17, 1989·51 cites·8 claims
- 0286US4932487AElectronic balance with calibrating weight circuitSARTORIUS GMBH·Filed 1989·Granted Jun 12, 1990·43 cites·7 claims
- 0386US4494620AElectric balanceSARTORIUS GMBH·Filed 1983·Granted Jan 22, 1985·36 cites·7 claims
- 0486US4153124AElectromagnetically compensating beam balanceSARTORIUS WERKE GMBH·Filed 1977·Granted May 8, 1979·30 cites·14 claims
- 0584US4156361ACalibratable electromagnetically compensating balanceSARTORIUS WERKE GMBH·Filed 1977·Granted May 29, 1979·30 cites·21 claims
- 0683US4890246AElectronic balance with calibrating systemSARTORIUS GMBH·Filed 1987·Granted Dec 26, 1989·36 cites·12 claims
- 0782US4884645APrecision balance with scale on topSARTORIUS GMBH·Filed 1989·Granted Dec 5, 1989·33 cites·10 claims
- 0882US4848477AElectronic balance with electronic corner-load correctionSARTORIUS GMBH·Filed 1988·Granted Jul 18, 1989·33 cites·14 claims
- 0980US5064009ADevice for the determination of dry substanceSARTORIUS GMBH·Filed 1990·Granted Nov 12, 1991·54 cites·9 claims
- 1080US5058692ABalance with motor-driven wind guardSARTORIUS GMBH·Filed 1990·Granted Oct 22, 1991·42 cites·12 claims
- 1180US4650014AElectronic balance with digital and analog displaySARTORIUS GMBH·Filed 1985·Granted Mar 17, 1987·31 cites·11 claims
- 1277US4619337AElectric balance with scale on topSARTORIUS GMBH·Filed 1985·Granted Oct 28, 1986·30 cites·9 claims
- 1375US4811293AMethod for storing data in an electrically erasable memory for carrying out this methodSARTORIUS GMBH·Filed 1986·Granted Mar 7, 1989·31 cites·7 claims
- 1473US4401176AElectronic weigher with a weighing scale located above the weigher casingSARTORIUS GMBH·Filed 1982·Granted Aug 30, 1983·24 cites·8 claims
- 1570US4656599AElectric balanceSARTORIUS GMBH·Filed 1984·Granted Apr 7, 1987·21 cites·17 claims
- 1670US4632199AElectronic balance for use in potentially explosive areasSARTORIUS GMBH·Filed 1985·Granted Dec 30, 1986·23 cites·7 claims
- 1768US4964478AElectronic balance with scale on topSARTORIUS GMBH·Filed 1989·Granted Oct 23, 1990·21 cites·7 claims
- 1867US4719980AAnalytical balance with scale on top and with weighing chamber lockSARTORIUS GMBH·Filed 1986·Granted Jan 19, 1988·21 cites·6 claims
- 1967US4420055AApparatus for measuring weight and forceGRUTZEDIEK HARTMUT·Filed 1981·Granted Dec 13, 1983·21 cites·15 claims
- 2065US4685525ABalance with counting scaleSARTORIUS GMBH·Filed 1986·Granted Aug 11, 1987·18 cites·4 claims
- 2164US5191543AElectronic balance with calibrating deviceSARTORIUS GMBH·Filed 1990·Granted Mar 2, 1993·23 cites·4 claims
- 2264US4300646AElectromagnetically compensating precision scale with flexure for thermal expansionSARTORIUS GMBH·Filed 1979·Granted Nov 17, 1981·13 cites·6 claims
- 2364US4237988AOverload protection device for a top pan precision scaleSARTORIUS GMBH·Filed 1979·Granted Dec 9, 1980·14 cites·13 claims
- 2463US4629016AMethod of initializing a balance with counting scale and balance with counting scale for carrying out the methodSARTORIUS GMBH·Filed 1985·Granted Dec 16, 1986·17 cites·9 claims
- 2560US4300647AElectromagnetic force compensation scale with temperature compensationSARTORIUS GMBH·Filed 1980·Granted Nov 17, 1981·16 cites·13 claims
- 2657US4653600AElectronic balance having parallel rod guides and having a scale on topSARTORIUS GMBH·Filed 1986·Granted Mar 31, 1987·14 cites·9 claims
- 2755US4004458AElectromagnetically compensated balance or dynamometerSARTORIUS WERKE GMBH·Filed 1976·Granted Jan 25, 1977·10 cites·11 claims
- 2852US4907179AElectronic balance with quasi analog and digital displaySARTORIUS GMBH·Filed 1988·Granted Mar 6, 1990·11 cites·9 claims
- 2950US4666007ADrying balance with scale on topSARTORIUS GMBH·Filed 1986·Granted May 19, 1987·11 cites·12 claims
- 3050US4487280AHigh-resolution electronic balanceSARTORIUS GMBH·Filed 1983·Granted Dec 11, 1984·10 cites·10 claims
- 3148US4597458AElectric balance with adjustable relative precisionSARTORIUS GMBH·Filed 1984·Granted Jul 1, 1986·9 cites·9 claims
- 3247US4341275AMeasuring apparatus with electromagnetic force compensation and capacitive position sensorSARTORIUS GMBH·Filed 1981·Granted Jul 27, 1982·9 cites·5 claims
- 3346US4276949AElectromagnetic force-compensating weighing applianceSARTORIUS GMBH·Filed 1979·Granted Jul 7, 1981·6 cites·9 claims
- 3446US4236590ABalance with compensated loading and reference systemsSARTORIUS GMBH·Filed 1979·Granted Dec 2, 1980·6 cites·9 claims
- 3545USRE38744EElectric balance for correcting misloading thereofSARTORIUS GMBH·Filed 2001·Granted Jun 21, 2005·3 cites·11 claims
- 3643US5847328AElectric balance for correcting misloading thereofSARTORIUS GMBH·Filed 1995·Granted Dec 8, 1998·10 cites·3 claims
- 3743US4758069AMethod and apparatus for actuating a liquid crystal display with recognition of functional errorsSARTORIUS GMBH·Filed 1986·Granted Jul 19, 1988·8 cites·7 claims
- 3841US4898253AElectronic balance for dosingSARTORIUS GMBH·Filed 1989·Granted Feb 6, 1990·6 cites·2 claims
- 3941US4688898ALCD display board for an electronic balanceSARTORIUS GMBH·Filed 1985·Granted Aug 25, 1987·8 cites·8 claims
- 4041US4344494AMeasuring system having a balance with digital display having digit appearance modifying circuitSARTORIUS GMBH·Filed 1980·Granted Aug 17, 1982·7 cites·28 claims
- 4139US4625818AElectric balanceSARTORIUS GMBH·Filed 1985·Granted Dec 2, 1986·6 cites·8 claims
- 4237US4472660ACircuit for fluorescent signaling deviceSARTORIUS GMBH·Filed 1982·Granted Sep 18, 1984·5 cites·4 claims
- 4337US4382480AWeighing machine with flat magnets for electromagnetic torque compensationSARTORIUS GMBH·Filed 1981·Granted May 10, 1983·5 cites·10 claims
- 4437US4103750AMethod of and circuit for forming signals for damping control of an electrical measured-value indicatorSARTORIUS WERKE GMBH·Filed 1977·Granted Aug 1, 1978·3 cites·15 claims
- 4535US4235296AControl circuit for the switching motor of self-stabilizing balancesSARTORIUS GMBH·Filed 1979·Granted Nov 25, 1980·4 cites·20 claims
- 4635US4060771AMethod and circuit arrangement for conditioning direct current signals in electric measurand transmitters, particularly electromechanical precision and fine balancesSARTORIUS WERKE GMBH·Filed 1976·Granted Nov 29, 1977·3 cites·8 claims
- 4734US5902965AElectric balance for correcting misloading thereofSARTORIUS GMBH·Filed 1998·Granted May 11, 1999·5 cites·1 claims
- 4834US5056040AElectric balance with digital displaySARTORIUS GMBH·Filed 1988·Granted Oct 8, 1991·2 cites·5 claims
- 4934US4074781AElectromagnetically compensating weighing or dynamometer apparatusSARTORIUS WERKE GMBH·Filed 1976·Granted Feb 21, 1978·2 cites·9 claims
- 5033US4450923AElectronic weighing scaleSARTORIUS GMBH·Filed 1982·Granted May 29, 1984·4 cites·4 claims
Showing the top 50 of 55 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Franz-Josef Melcher files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →