Inventor · disambiguated record
Karl K. Hoffman
Also filed as: HOFFMAN KARL · HOFFMAN KARL K
15 granted patents·5 pending applications·188 citations·filing 1985–2024
93Inventor score
Top patents by PatentIndex Score
20 records- 0193US11352183B2Pressure relief valve with wetting fluid reservoirsHOFFMAN KARL K·Filed 2020·Granted Jun 7, 2022·4 cites·20 claims
- 0291US7611557B2Reversed pressure relief valvePLITEK LLC·Filed 2005·Granted Nov 3, 2009·18 cites·18 claims
- 0390US7328543B2Apparatus and method for the application of pressure relief valvesPLITEK L L C·Filed 2006·Granted Feb 12, 2008·25 cites·17 claims
- 0489US8636034B2Oil-less and wetted pressure relief valves having an integrated filterPLITEK L L C·Filed 2012·Granted Jan 28, 2014·14 cites·25 claims
- 0587US7637283B2Pressure relief valve with stiff supportPLITEK L L C·Filed 2005·Granted Dec 29, 2009·19 cites·27 claims
- 0685US8783292B2Oil-less pressure relief valvesHOFFMAN KARL K·Filed 2011·Granted Jul 22, 2014·11 cites·25 claims
- 0784US8082644B2Apparatus for the application of pressure relief valvesHOFFMAN KARL K·Filed 2008·Granted Dec 27, 2011·13 cites·13 claims
- 0881US9187229B2Oil-less pressure relief valvesPLITEK L L C·Filed 2014·Granted Nov 17, 2015·7 cites·23 claims
- 0974US7472524B2Method for the application of pressure relief valvesPLITEK L L C·Filed 2007·Granted Jan 6, 2009·13 cites·3 claims
- 1073US8522926B2Apparatus and method for lubricating pressure relief valvesHOFFMAN KARL K·Filed 2006·Granted Sep 3, 2013·7 cites·13 claims
- 1168US9821528B2Method for lubricating pressure relief valvesHOFFMAN KARL K·Filed 2013·Granted Nov 21, 2017·1 cites·20 claims
- 1267US4620247ADiskette spring and diskettePLICON CORP·Filed 1985·Granted Oct 28, 1986·21 cites·22 claims
- 1362US5511883AHang tab for containersPLITEK L L C·Filed 1994·Granted Apr 30, 1996·33 cites·3 claims
- 1461US2024246741A1Pressure Relief Valve with High Pressure Opening and Closing FunctionalityPLITEK L L C·Filed 2024·Application pending·0 cites
- 1557US2009169693A1Interior-mountable pressure relief valveHOFFMAN KARL K·Filed 2007·Application pending·0 cites
- 1655US2025178791A1High-Outflow One-Way Pressure Relief ValvesPLITEK L L C·Filed 2023·Application pending·0 cites
- 1748US2015135967A1Single-Serve Cartridge with Pressure Relief ValvePLITEK L L C·Filed 2013·Application pending·0 cites
- 1845US2024003451A1Wetting Fluid Applicator and Method of Applying Wetting Fluid to a Pressure Relief ValvePLITEK L L C·Filed 2023·Application pending·0 cites
- 1939US8820381B2Apparatus and method for tin-tie applicationHOFFMAN KARL K·Filed 2012·Granted Sep 2, 2014·0 cites·20 claims
- 2031US5561574AMethod for manufacturing lifter for a disc cartridge and feed stock thereforPLITEK L L C·Filed 1995·Granted Oct 1, 1996·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →