Assignee
FRANKL & KIRCHNER
DE·27 granted patents·350 citations·filing 1975–1997
Top patents by PatentIndex Score
27 records- 0189US4933583ARotor having balance weightsFRANKL & KIRCHNER·Filed 1989·Granted Jun 12, 1990·65 cites·10 claims
- 0287US4648855ABelt guardFRANKL & KIRCHNER·Filed 1986·Granted Mar 10, 1987·18 cites·11 claims
- 0383US4696246ADevice for detecting an overlapping edge of material on a sewing machineFRANKL & KIRCHNER·Filed 1986·Granted Sep 29, 1987·17 cites·20 claims
- 0482US4709794AElectromotive variable-speed and control drive particularly for use in industrial sewing machinesFRANKL & KIRCHNER·Filed 1986·Granted Dec 1, 1987·16 cites·4 claims
- 0578US4556132AAdjustable electromagnetic clutch/brakeFRANKL & KIRCHNER·Filed 1982·Granted Dec 3, 1985·30 cites·18 claims
- 0677US4807548AElectric motor drive for a sewing machine, especially an industrial sewing machineFRANKL & KIRCHNER·Filed 1987·Granted Feb 28, 1989·13 cites·3 claims
- 0776US4100868AApparatus for limiting maximum number of stitches of sewing-machinesFRANKL & KIRCHNER·Filed 1976·Granted Jul 18, 1978·12 cites·8 claims
- 0875US4823926AElectric motor regulating and control drive having a clutch-brake unitFRANKL & KIRCHNER·Filed 1987·Granted Apr 25, 1989·23 cites·3 claims
- 0968US4988865ADevice for determining the angular position of the drive shaft in a sewing machineFRANKL & KIRCHNER·Filed 1989·Granted Jan 29, 1991·23 cites·14 claims
- 1066US4135612AElectric motor with air cooled clutch and brakeFRANKL & KIRCHNER·Filed 1976·Granted Jan 23, 1979·17 cites·8 claims
- 1161US4687461AMultiple rotary drive system for a textile-working machineFRANKL & KIRCHNER·Filed 1986·Granted Aug 18, 1987·7 cites·12 claims
- 1259US4167030AProtective circuit for an electronic switching amplifier in series with an electromagnetFRANKL & KIRCHNER·Filed 1978·Granted Sep 4, 1979·10 cites·3 claims
- 1355US4906882ARotor for an electric motor energized by permanent magnet meansFRANKL & KIRCHNER·Filed 1989·Granted Mar 6, 1990·19 cites·24 claims
- 1452US3990374AContactless synchronizer for sewing machinesFRANKL & KIRCHNER·Filed 1975·Granted Nov 9, 1976·5 cites·10 claims
- 1549US4712660AElectromotive variable-speed and control drive particularly for use in industrial sewing machinesFRANKL & KIRCHNER·Filed 1986·Granted Dec 15, 1987·16 cites·7 claims
- 1649US4328404AActuation apparatus for a control switchFRANKL & KIRCHNER·Filed 1980·Granted May 4, 1982·4 cites·15 claims
- 1745US5021965AMethod for digitally storing a sewing pattern for an industrial sewing machine and a device for manually correcting a stored sewing patternFRANKL & KIRCHNER·Filed 1988·Granted Jun 4, 1991·13 cites·3 claims
- 1837US5905318AElectric motorFRANKL & KIRCHNER·Filed 1997·Granted May 18, 1999·10 cites·8 claims
- 1937US4550814AElectromagnetic clutch-brake for industrial sewing machineFRANKL & KIRCHNER·Filed 1982·Granted Nov 5, 1985·4 cites·6 claims
- 2036US4289962AOptoelectronic synchro generatorFRANKL & KIRCHNER·Filed 1979·Granted Sep 15, 1981·2 cites·11 claims
- 2135US4707643ARotary speed ratio control for a multiple rotary drive system for a textile-working machineFRANKL & KIRCHNER·Filed 1986·Granted Nov 17, 1987·9 cites·6 claims
- 2234US5711237AFlange motor for sewing machinesFRANKL & KIRCHNER·Filed 1996·Granted Jan 27, 1998·2 cites·10 claims
- 2334US4364001ACircuit arrangement for energy economyFRANKL & KIRCHNER·Filed 1980·Granted Dec 14, 1982·6 cites·3 claims
- 2430US4324448ACircuit board with plug connectorFRANKL & KIRCHNER·Filed 1980·Granted Apr 13, 1982·2 cites·12 claims
- 2529US4361350ASecuring device for a housing cover element, especially for switch boxes having electrical switching devicesFRANKL & KIRCHNER·Filed 1980·Granted Nov 30, 1982·2 cites·10 claims
- 2626US4803411AIndustrial sewing machineFRANKL & KIRCHNER·Filed 1987·Granted Feb 7, 1989·3 cites·2 claims
- 2724US4458332AMethod of executing an address-jump command in a stored-program sequential-control system for processing machines, and in particular for industrial sewing machines, and sequential-control circuitry for the practice of the methodFRANKL & KIRCHNER·Filed 1981·Granted Jul 3, 1984·2 cites·24 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →