Inventor · disambiguated record
Walter Wissmach
Also filed as: WISSMACH WALTER
16 granted patents·6 pending applications·469 citations·filing 1995–2022
94Inventor score
Top patents by PatentIndex Score
22 records- 0198US6520270B2Depth stop assembly for a hand-held power toolHILTI AG·Filed 2001·Granted Feb 18, 2003·125 cites·11 claims
- 0296US6866105B2Electrical, fan-cooled toolHILTI AG·Filed 2003·Granted Mar 15, 2005·96 cites·7 claims
- 0381US6133664ASelf-starting brushless electric motorTOEROEK VILMOS·Filed 1997·Granted Oct 17, 2000·56 cites·13 claims
- 0476US6983807B2Electrical, rotary-percussion hand-held toolHILTI AG·Filed 2003·Granted Jan 10, 2006·31 cites·4 claims
- 0573US6512318B2Self-starting electric brushless motor having permanent magnet and reluctance polesFiled 2001·Granted Jan 28, 2003·16 cites·46 claims
- 0672US7048076B2Percussion electrical hand held toolHILTI AG·Filed 2003·Granted May 23, 2006·23 cites·8 claims
- 0767US12445067B2Electric drive unit for an electric handheld power tool and electric handheld power tool having an electric drive unitHILTI AG·Filed 2022·Granted Oct 14, 2025·0 cites·15 claims
- 0866US11123854B2Handheld power tool and control methodHILTI AG·Filed 2019·Granted Sep 21, 2021·0 cites·14 claims
- 0961US5821661AElectromotorHILTI AG·Filed 1997·Granted Oct 13, 1998·25 cites·7 claims
- 1060US6741050B2Method of controlling and switching for braking an electronically commutated electrical motorHILTI AG·Filed 2002·Granted May 25, 2004·15 cites·13 claims
- 1157US6154090AMethod of and an active filter for reducing a residual ripple of a current drawn by a load from a networkHILTI AG·Filed 1999·Granted Nov 28, 2000·24 cites·9 claims
- 1257US5635806AMethod and apparatus for temperature monitoring of universal or AC/DC motorsHILTI AG·Filed 1995·Granted Jun 3, 1997·19 cites·6 claims
- 1355US6204587B1Self-Starting electric brushless motor having permanent magnet and reluctance polesTOEROEK VILMOS·Filed 1996·Granted Mar 20, 2001·18 cites·19 claims
- 1453US2024250566A1Power tool and method for operating a power toolHILTI AG·Filed 2022·Application pending·0 cites
- 1552US10751866B2Handheld power tool and control methodHILTI AG·Filed 2015·Granted Aug 25, 2020·0 cites·18 claims
- 1650US2024213894A1Control method for braking an electric motor, control method for controlling an electric drive unit and computer program productHILTI AG·Filed 2022·Application pending·0 cites
- 1749US2013106361A1Device and method for warming up a batteryHILTI AG·Filed 2012·Application pending·0 cites
- 1845US6069810AMethod for reducing feedbacks on a flow of current drawn from a network during operation of inductive load and a booster converter for driving motors in accordance with the methodHILTI AG·Filed 1998·Granted May 30, 2000·14 cites·21 claims
- 1945US2024413778A1Mains-operable power toolHILTI AG·Filed 2022·Application pending·0 cites
- 2037US2001052416A1Electric implement with toolFiled 2001·Application pending·0 cites
- 2136US2002037785A1Controllable planetary gearFiled 2001·Application pending·0 cites
- 2231US6140731ASelf-starting brushless electric motorVILMOS TROEROK·Filed 1997·Granted Oct 31, 2000·7 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →