Inventor · disambiguated record
Carl S. M. Hartwig
Also filed as: HARTWIG CARL S M
16 granted patents·430 citations·filing 1981–1990
94Inventor score
Top patents by PatentIndex Score
16 records- 0197US4446706AWashing machineCERAC INST SA·Filed 1982·Granted May 8, 1984·114 cites·8 claims
- 0289US4665704ACombustion engine systemCERAC INST SA·Filed 1985·Granted May 19, 1987·49 cites·2 claims
- 0386US4758132ARotary machine with motor embedded in the rotorCERAC INST SA·Filed 1986·Granted Jul 19, 1988·37 cites·10 claims
- 0486US4511312AMethod of driving the impeller of a liquid pump by means of a brushless a.c. motor; and a liquid pump for carrying out the methodCERAC INST SA·Filed 1983·Granted Apr 16, 1985·51 cites·11 claims
- 0585US4724806ALubricant circulation systemATLAS COPCO AB·Filed 1987·Granted Feb 16, 1988·42 cites·1 claims
- 0672US4492526ACompressor drive systemCERAC INST SA·Filed 1982·Granted Jan 8, 1985·26 cites·3 claims
- 0764US4766963AHand-held hammer toolCERAC INST SA·Filed 1987·Granted Aug 30, 1988·39 cites·8 claims
- 0863US4601351AElectrically driven hammer machineCERAC INST SA·Filed 1983·Granted Jul 22, 1986·16 cites·3 claims
- 0959US4546282AMagnetizable core for accommodating electrical conductors in an electrical machine, and a method of manufacturing such a coreCERAC INST SA·Filed 1984·Granted Oct 8, 1985·17 cites·5 claims
- 1047US4639645ADrive system for A.C. motorsCERAC INST SA·Filed 1985·Granted Jan 27, 1987·9 cites·10 claims
- 1145US4409525AVehicleATLAS COPCO AB·Filed 1981·Granted Oct 11, 1983·9 cites·4 claims
- 1234US4853554AStarting deviceCERAC INST SA·Filed 1985·Granted Aug 1, 1989·4 cites·4 claims
- 1329US5046783ATunnel boring machineATLAS COPCO MCT AB·Filed 1989·Granted Sep 10, 1991·3 cites·6 claims
- 1428US4550282AMethod and device for controlling a brushless alternating current motorCERAC INST SA·Filed 1983·Granted Oct 29, 1985·4 cites·4 claims
- 1527US5104262ATunnel boring machineATLAS COPCO CONSTR & MINING·Filed 1990·Granted Apr 14, 1992·7 cites·4 claims
- 1622US5058690ARock working toolATLAS COPCO CONSTR & MINING·Filed 1990·Granted Oct 22, 1991·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →