Inventor
MELCHER FRANZ-JOSEF
DE49 patents
⚠️ This page may combine multiple inventors who share the name “MELCHER FRANZ-JOSEF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SARTORIUS GMBH
44 patentsUS4798250AJan 17, 1989
Balance with wind guard
SARTORIUS GMBH51 citations95
US5064009ANov 12, 1991
Device for the determination of dry substance
SARTORIUS GMBH54 citations94
US4884645ADec 5, 1989
Precision balance with scale on top
SARTORIUS GMBH33 citations93
US4811293AMar 7, 1989
Method for storing data in an electrically erasable memory for carrying out this method
SARTORIUS GMBH31 citations93
US4650014AMar 17, 1987
Electronic balance with digital and analog display
SARTORIUS GMBH31 citations93
US4890246ADec 26, 1989
Electronic balance with calibrating system
SARTORIUS GMBH36 citations92
US4848477AJul 18, 1989
Electronic balance with electronic corner-load correction
SARTORIUS GMBH33 citations92
US4494620AJan 22, 1985
Electric balance
SARTORIUS GMBH36 citations92
US5058692AOct 22, 1991
Balance with motor-driven wind guard
SARTORIUS GMBH42 citations91
US4932487AJun 12, 1990
Electronic balance with calibrating weight circuit
SARTORIUS GMBH43 citations91
US4619337AOct 28, 1986
Electric balance with scale on top
SARTORIUS GMBH30 citations91
US5191543AMar 2, 1993
Electronic balance with calibrating device
SARTORIUS GMBH23 citations90
US4632199ADec 30, 1986
Electronic balance for use in potentially explosive areas
SARTORIUS GMBH23 citations82
US4719980AJan 19, 1988
Analytical balance with scale on top and with weighing chamber lock
SARTORIUS GMBH21 citations81
US4656599AApr 7, 1987
Electric balance
SARTORIUS GMBH21 citations81
US4964478AOct 23, 1990
Electronic balance with scale on top
SARTORIUS GMBH21 citations80
US4401176AAug 30, 1983
Electronic weigher with a weighing scale located above the weigher casing
SARTORIUS GMBH24 citations80
US5902965AMay 11, 1999
Electric balance for correcting misloading thereof
SARTORIUS GMBH5 citations74
US5847328ADec 8, 1998
Electric balance for correcting misloading thereof
SARTORIUS GMBH10 citations74
US4907179AMar 6, 1990
Electronic balance with quasi analog and digital display
SARTORIUS GMBH11 citations74
US4758069AJul 19, 1988
Method and apparatus for actuating a liquid crystal display with recognition of functional errors
SARTORIUS GMBH8 citations74
US4688898AAug 25, 1987
LCD display board for an electronic balance
SARTORIUS GMBH8 citations74
US4685525AAug 11, 1987
Balance with counting scale
SARTORIUS GMBH18 citations74
US4629016ADec 16, 1986
Method of initializing a balance with counting scale and balance with counting scale for carrying out the method
SARTORIUS GMBH17 citations74
US4597458AJul 1, 1986
Electric balance with adjustable relative precision
SARTORIUS GMBH9 citations74
US4344494AAug 17, 1982
Measuring system having a balance with digital display having digit appearance modifying circuit
SARTORIUS GMBH7 citations74
US4341275AJul 27, 1982
Measuring apparatus with electromagnetic force compensation and capacitive position sensor
SARTORIUS GMBH9 citations74
US4300646ANov 17, 1981
Electromagnetically compensating precision scale with flexure for thermal expansion
SARTORIUS GMBH13 citations74
US4653600AMar 31, 1987
Electronic balance having parallel rod guides and having a scale on top
SARTORIUS GMBH14 citations73
US4487280ADec 11, 1984
High-resolution electronic balance
SARTORIUS GMBH10 citations73
US4666007AMay 19, 1987
Drying balance with scale on top
SARTORIUS GMBH11 citations72
US4300647ANov 17, 1981
Electromagnetic force compensation scale with temperature compensation
SARTORIUS GMBH16 citations72
US5056040AOct 8, 1991
Electric balance with digital display
SARTORIUS GMBH2 citations63
US4898253AFeb 6, 1990
Electronic balance for dosing
SARTORIUS GMBH6 citations63
US4645021AFeb 24, 1987
Electronic balance with dual purpose 10-key keyboard
SARTORIUS GMBH2 citations63
US4625818ADec 2, 1986
Electric balance
SARTORIUS GMBH6 citations63
US4472660ASep 18, 1984
Circuit for fluorescent signaling device
SARTORIUS GMBH5 citations63
US4382480AMay 10, 1983
Weighing machine with flat magnets for electromagnetic torque compensation
SARTORIUS GMBH5 citations63
US4349076ASep 14, 1982
Change-over switch with de-chattering device for electronic weighing scales
SARTORIUS GMBH3 citations63
US4236590ADec 2, 1980
Balance with compensated loading and reference systems
SARTORIUS GMBH6 citations63
US4299299ANov 10, 1981
Weighing machine
SARTORIUS GMBH2 citations62
US4450923AMay 29, 1984
Electronic weighing scale
SARTORIUS GMBH4 citations61
US4450924AMay 29, 1984
Electronic weighing scale
SARTORIUS GMBH4 citations57
US4235296ANov 25, 1980
Control circuit for the switching motor of self-stabilizing balances
SARTORIUS GMBH4 citations57
SARTORIUS WERKE GMBH
4 patentsUS4004458AJan 25, 1977
Electromagnetically compensated balance or dynamometer
SARTORIUS WERKE GMBH10 citations74
US4103750AAug 1, 1978
Method of and circuit for forming signals for damping control of an electrical measured-value indicator
SARTORIUS WERKE GMBH3 citations63
US4074781AFeb 21, 1978
Electromagnetically compensating weighing or dynamometer apparatus
SARTORIUS WERKE GMBH2 citations63
US4060771ANov 29, 1977
Method and circuit arrangement for conditioning direct current signals in electric measurand transmitters, particularly electromechanical precision and fine balances
SARTORIUS WERKE GMBH3 citations63