Inventor · disambiguated record
Thomas Sperrfechter
Also filed as: SPERRFECHTER THOMAS
14 granted patents·8 pending applications·73 citations·filing 2002–2019
90Inventor score
Technology areasB25C
Top patents by PatentIndex Score
22 records- 0178US11712792B2Setting toolHILTI AG·Filed 2019·Granted Aug 1, 2023·2 cites·17 claims
- 0264US7308997B2Combustion-operated setting toolHILTI AG·Filed 2006·Granted Dec 18, 2007·7 cites·9 claims
- 0361US6536647B2Holder for a drive piston of a setting toolHILTI AG·Filed 2002·Granted Mar 25, 2003·14 cites·4 claims
- 0459US7407071B2Setting toolHILTI AG·Filed 2006·Granted Aug 5, 2008·6 cites·7 claims
- 0558US11813726B2Setting toolHILTI AG·Filed 2019·Granted Nov 14, 2023·0 cites·22 claims
- 0658US6481609B2Holder for a drive piston of a setting toolHILTI AG·Filed 2002·Granted Nov 19, 2002·11 cites·15 claims
- 0755US6983679B2Propellant magazine for a propellant-operated setting tool and a propellant-operated setting toolHILTI AG·Filed 2002·Granted Jan 10, 2006·10 cites·16 claims
- 0854US7967177B2Combustion-operated setting toolHILTI AG·Filed 2008·Granted Jun 28, 2011·4 cites·11 claims
- 0952US6880738B2Propellant charge magazine for a setting toolHILTI AG·Filed 2003·Granted Apr 19, 2005·8 cites·15 claims
- 1049US7086574B2Explosion-operated power toolHILTI AG·Filed 2003·Granted Aug 8, 2006·5 cites·22 claims
- 1149US2013270320A1Driving toolHILTI AG·Filed 2013·Application pending·0 cites
- 1248US10639777B2Drive-in device having an adjustable combustion chamberHILTI AG·Filed 2015·Granted May 5, 2020·0 cites·20 claims
- 1347US6978919B2Holder for a drive piston of a setting toolHILTI AG·Filed 2002·Granted Dec 27, 2005·4 cites·6 claims
- 1447US2016325419A1Work ToolHILTI AG·Filed 2014·Application pending·0 cites
- 1545US2012144827A1Fastener driving apparatusWOLF IWAN·Filed 2011·Application pending·0 cites
- 1644US6478208B2Holder for a drive piston of a setting toolHILTI AG·Filed 2002·Granted Nov 12, 2002·2 cites·4 claims
- 1743US2018243891A1Fuel gas-fired driving-in tool with charging functionHILTI AG·Filed 2016·Application pending·0 cites
- 1842US2012132689A1Fastener driving toolDITTRICH TILO·Filed 2011·Application pending·0 cites
- 1940US7028877B2Combustion—operated working tool, in particular a setting tool for fastening elementsHILTI AG·Filed 2003·Granted Apr 18, 2006·0 cites·22 claims
- 2038US2003218041A1Cartridge, in particular for setting tools and device for igniting a propulsive charge for setting toolsFiled 2002·Application pending·0 cites
- 2138US2019047129A1Combustion chamber and drive-in deviceHILTI AG·Filed 2017·Application pending·0 cites
- 2236US2002108488A1Piston supportFiled 2002·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →