Inventor · disambiguated record
Heinz Hasselmann
Also filed as: HASSELMANN HEINZ · HASSELMANN HEINZ-PETER · ROTTHAUS DIRK
18 granted patents·233 citations·filing 1978–2001
94Inventor score
Files withMANNESMANN AG14DEMAG AG1DEMAG AG MANNESMANN1DEUTSCHEN BABCOCK EN UND UMWEL1MANNESMANN AKTIENGESSELLSCHAFT1
Top patents by PatentIndex Score
18 records- 0174US5402257AMethod and apparatus for the wireless control of lift devices by infrared transmissionMANNESMANN AKTIENGESSELLSCHAFT·Filed 1992·Granted Mar 28, 1995·32 cites·16 claims
- 0273US4565352AWinch driveMANNESMANN AG·Filed 1983·Granted Jan 21, 1986·27 cites·10 claims
- 0369US4877987AMotor with axially displaceable rotorMANNESMANN AG·Filed 1986·Granted Oct 31, 1989·30 cites·24 claims
- 0468US4506242ATwin-circuit breakerMANNESMANN AG·Filed 1983·Granted Mar 19, 1985·16 cites·10 claims
- 0564US5170995AEasily disassemblable compact hoistMANNESMANN AG·Filed 1991·Granted Dec 15, 1992·25 cites·19 claims
- 0661US4209681APull switchDEMAG AG·Filed 1978·Granted Jun 24, 1980·10 cites·12 claims
- 0758US5480125AHoist with a lifting deviceMANNESMANN AG·Filed 1993·Granted Jan 2, 1996·20 cites·12 claims
- 0851USD465206SHand-held radio transmitterMANNESMANN AG·Filed 2001·Granted Nov 5, 2002·8 cites·1 claims
- 0947US4763768AOverload protectionMANNESMANN AG·Filed 1986·Granted Aug 16, 1988·7 cites·6 claims
- 1042US6174010B1Suspension system for attaching a load-bearing member to a lifting mechanism of a hoisting apparatus for a personMANNESMANN AG·Filed 1999·Granted Jan 16, 2001·20 cites·17 claims
- 1142US4550664ATrack wheel blockMANNESMANN AG·Filed 1984·Granted Nov 5, 1985·8 cites·5 claims
- 1239USD440217SSending head for a handheld wireless transmitterMANNESMANN AG·Filed 1998·Granted Apr 10, 2001·4 cites·1 claims
- 1337US4344515AClaw clutchDEMAG AG MANNESMANN·Filed 1980·Granted Aug 17, 1982·6 cites·22 claims
- 1436US4700024ASignal and current transmission system with transducers spaced by the collector linesMANNESMANN AG·Filed 1985·Granted Oct 13, 1987·6 cites·5 claims
- 1536US4500969AMethod and apparatus for determining stress on hoisting equipmentMANNESMANN AG·Filed 1981·Granted Feb 19, 1985·6 cites·15 claims
- 1631US5507472AHoist with a lifting deviceMANNESMANN AG·Filed 1993·Granted Apr 16, 1996·5 cites·15 claims
- 1726US4653407ATwo-rail trolleyMANNESMANN AG·Filed 1985·Granted Mar 31, 1987·0 cites·8 claims
- 1818US5448957ACylinder grateDEUTSCHEN BABCOCK EN UND UMWEL·Filed 1994·Granted Sep 12, 1995·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →