Inventor · disambiguated record
Hugo Schemmann
Also filed as: SCHEMMANN HUGO
31 granted patents·461 citations·filing 1975–1996
97Inventor score
Files withPHILIPS CORP31
Top patents by PatentIndex Score
31 records- 0184US5022315ASmall electric household utensil for the production of foods by mixing by stirringPHILIPS CORP·Filed 1989·Granted Jun 11, 1991·68 cites·12 claims
- 0274US4691132ASynchronous motor with two-pole permanent-magnet soft-magnetic-core rotorPHILIPS CORP·Filed 1986·Granted Sep 1, 1987·33 cites·13 claims
- 0374US4554471AElectric motor having a U-shaped stator ironPHILIPS CORP·Filed 1985·Granted Nov 19, 1985·34 cites·24 claims
- 0474US4008985APumping device for fluidsPHILIPS CORP·Filed 1975·Granted Feb 22, 1977·27 cites·4 claims
- 0568US4714851ASingle-phase synchronous motor comprising a two-pole permanent-magnet rotorPHILIPS CORP·Filed 1986·Granted Dec 22, 1987·27 cites·8 claims
- 0663US4503346AElectric motor having a stator iron of a bent shapePHILIPS CORP·Filed 1984·Granted Mar 5, 1985·18 cites·22 claims
- 0759US5121020ARotor for an electric motorPHILIPS CORP·Filed 1989·Granted Jun 9, 1992·19 cites·3 claims
- 0857US5012147ADomestic vibration apparatus with lever drivePHILIPS CORP·Filed 1989·Granted Apr 30, 1991·21 cites·40 claims
- 0957US4803390ADual motor drive arrangement for a small domestic appliancePHILIPS CORP·Filed 1987·Granted Feb 7, 1989·23 cites·11 claims
- 1057US4684840ASynchronous motor having a permanent-magnet modular rotorPHILIPS CORP·Filed 1985·Granted Aug 4, 1987·22 cites·16 claims
- 1154US4329781AShaving apparatus having a shear plate with hair-entry apertures and a cutting unit with lead cutters, which unit is drivable relative to the shear platePHILIPS CORP·Filed 1979·Granted May 18, 1982·16 cites·4 claims
- 1253US5164654ASolar energy operated automatic charge device for electric appliancesPHILIPS CORP·Filed 1990·Granted Nov 17, 1992·18 cites·20 claims
- 1350US4979297ARotary shaving head for an electric shaving apparatusPHILIPS CORP·Filed 1988·Granted Dec 25, 1990·16 cites·6 claims
- 1450US4827171ASingle-phase synchronous motor comprising a two-pole permanent-magnetic rotor and an eddy-current intermediate rotorPHILIPS CORP·Filed 1987·Granted May 2, 1989·14 cites·5 claims
- 1549US5118977ATwo-pole single-phase synchronous motor with permanent-magnet rotor, and starting device for use in the single-phase synchronous motorPHILIPS CORP·Filed 1990·Granted Jun 2, 1992·16 cites·15 claims
- 1648US4759192ADomestic appliance comprising a toolPHILIPS CORP·Filed 1987·Granted Jul 26, 1988·13 cites·6 claims
- 1748US4709752ACooling arrangement for heat generating electrical componentsPHILIPS CORP·Filed 1986·Granted Dec 1, 1987·12 cites·9 claims
- 1845US4791327ADrive mechanism for a domestic vibration apparatusPHILIPS CORP·Filed 1986·Granted Dec 13, 1988·9 cites·16 claims
- 1939US4760297ASmall appliance driven by unidirectional single-phase synchronous motorPHILIPS CORP·Filed 1987·Granted Jul 26, 1988·8 cites·10 claims
- 2038US4812691ADevice for improving the stability of rotation of the rotor of a single-phase synchronous motorPHILIPS CORP·Filed 1987·Granted Mar 14, 1989·8 cites·11 claims
- 2136US4628607AVibration dry shaving apparatus driven by a bipolar uniphase synchronous motorPHILIPS CORP·Filed 1985·Granted Dec 16, 1986·6 cites·3 claims
- 2236US4621423AShear head of a dry-shaver comprising a shear foil which is clamped so as to be curvedPHILIPS CORP·Filed 1984·Granted Nov 11, 1986·6 cites·2 claims
- 2334US5502359ASmall motor with permanent-magnet rotorPHILIPS CORP·Filed 1994·Granted Mar 26, 1996·8 cites·8 claims
- 2434US4500825ASelf-starting single-phase synchronous motorPHILIPS CORP·Filed 1982·Granted Feb 19, 1985·3 cites·10 claims
- 2532US4606121ADrive mechanism for a vibration-type dry-shaverPHILIPS CORP·Filed 1985·Granted Aug 19, 1986·4 cites·5 claims
- 2631US4868435ASingle phase synchronous motor vibration apparatusPHILIPS CORP·Filed 1987·Granted Sep 19, 1989·2 cites·11 claims
- 2731US4807365AMethod for making the shaving head of a dry-shaving apparatusPHILIPS CORP·Filed 1987·Granted Feb 28, 1989·5 cites·5 claims
- 2830US5158562AEpilating device having epilating rollers rotatingly drivable in opposite directionsPHILIPS CORP·Filed 1990·Granted Oct 27, 1992·0 cites·3 claims
- 2930US4827204ASynchronous motor with dynamic dampingPHILIPS CORP·Filed 1984·Granted May 2, 1989·0 cites·8 claims
- 3030US4636676ASingle-phase synchronous motor with two-pole permanent-magnet rotorPHILIPS CORP·Filed 1985·Granted Jan 13, 1987·2 cites·11 claims
- 3123US5717301AElectric motor assemblyPHILIPS CORP·Filed 1996·Granted Feb 10, 1998·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →