Assignee
PENN ENG & MFG CORP
US·66 granted patents·13 pending applications·1,065 citations·filing 1977–2025
Top patents by PatentIndex Score
79 records- 0196US11498166B2Fastener and installation method for very thin sheetsPENN ENG & MFG CORP·Filed 2018·Granted Nov 15, 2022·4 cites·8 claims
- 0296USD283591SLow profile panel fastenerPENN ENG & MFG CORP·Filed 1983·Granted Apr 29, 1986·56 cites·1 claims
- 0395USD406051SFastenerPENN ENG & MFG CORP·Filed 1997·Granted Feb 23, 1999·77 cites·1 claims
- 0493US5338139AShrouded captive screwPENN ENG & MFG CORP·Filed 1993·Granted Aug 16, 1994·122 cites·7 claims
- 0589US11873853B2Locking snap-in fastenersPENN ENG & MFG CORP·Filed 2022·Granted Jan 16, 2024·2 cites·14 claims
- 0689USD388316SPanel fastenerPENN ENG & MFG CORP·Filed 1996·Granted Dec 30, 1997·38 cites·1 claims
- 0788USD357176SPanel fastenerPENN ENG & MFG CORP·Filed 1993·Granted Apr 11, 1995·37 cites·1 claims
- 0887US6079923AHybrid panel fastenerPENN ENG & MFG CORP·Filed 1999·Granted Jun 27, 2000·68 cites·7 claims
- 0987USD287715SDirect current electric motorsPENN ENG & MFG CORP·Filed 1983·Granted Jan 13, 1987·36 cites·1 claims
- 1086USD400430SSpring-loaded panel fastener designPENN ENG & MFG CORP·Filed 1996·Granted Nov 3, 1998·33 cites·1 claims
- 1184US5256019AWasherless self-captivating screwPENN ENG & MFG CORP·Filed 1992·Granted Oct 26, 1993·48 cites·8 claims
- 1284US4577402AStud for mounting and method of mounting heat sinks on printed circuit boardsPENN ENG & MFG CORP·Filed 1984·Granted Mar 25, 1986·56 cites·8 claims
- 1382US11493075B2Torque limiting screwPENN ENG & MFG CORP·Filed 2020·Granted Nov 8, 2022·2 cites·8 claims
- 1480US12502740B2Fastener installation toolPENN ENG & MFG CORP·Filed 2022·Granted Dec 23, 2025·0 cites·17 claims
- 1580US11969840B2Method of fastening a fastenerPENN ENG & MFG CORP·Filed 2022·Granted Apr 30, 2024·0 cites·7 claims
- 1680US11351638B2Machine tooling with a rotary punchPENN ENG & MFG CORP·Filed 2019·Granted Jun 7, 2022·1 cites·19 claims
- 1779USD404996SRight-angle fastenerPENN ENG & MFG CORP·Filed 1997·Granted Feb 2, 1999·24 cites·1 claims
- 1878US10968943B2Self-clinching floating fastenerPENN ENG & MFG CORP·Filed 2019·Granted Apr 6, 2021·4 cites·13 claims
- 1976USD803037SMetal clinch pinPENN ENG & MFG CORP·Filed 2015·Granted Nov 21, 2017·17 cites·1 claims
- 2076US5294223ASelf-clinching fastener for electrical componentsPENN ENG & MFG CORP·Filed 1992·Granted Mar 15, 1994·45 cites·7 claims
- 2175US10801535B2Self-piercing fastenerPENN ENG & MFG CORP·Filed 2018·Granted Oct 13, 2020·3 cites·13 claims
- 2275US10161430B2Stabilized panel fastenerPENN ENG & MFG CORP·Filed 2015·Granted Dec 25, 2018·3 cites·7 claims
- 2374US10428847B2Tapered head clinch fastenerPENN ENG & MFG CORP·Filed 2016·Granted Oct 1, 2019·2 cites·11 claims
- 2473US12292070B2Locking snap-in fastenersPENN ENG & MFG CORP·Filed 2023·Granted May 6, 2025·0 cites·13 claims
- 2571US9897129B2Captive floating flare nutPENN ENG & MFG CORP·Filed 2016·Granted Feb 20, 2018·2 cites·19 claims
- 2671USD437209SPanel fastenerPENN ENG & MFG CORP·Filed 1999·Granted Feb 6, 2001·16 cites·1 claims
- 2771US5810501APerpendicular edge fastenerPENN ENG & MFG CORP·Filed 1997·Granted Sep 22, 1998·30 cites·15 claims
- 2871US4758768A12-step commutation device for an electric motorPENN ENG & MFG CORP·Filed 1987·Granted Jul 19, 1988·32 cites·10 claims
- 2970USD987424SSelf-piercing clinch washerPENN ENG & MFG CORP·Filed 2020·Granted May 30, 2023·5 cites·1 claims
- 3069US10954977B2Insert fastener with a compression sleevePENN ENG & MFG CORP·Filed 2018·Granted Mar 23, 2021·1 cites·24 claims
- 3169US10704581B2Press-in fastener with a wavy knurled shankPENN ENG & MFG CORP·Filed 2018·Granted Jul 7, 2020·1 cites·11 claims
- 3268US4676421APress having a programmable ram with sensing meansPENN ENG & MFG CORP·Filed 1986·Granted Jun 30, 1987·18 cites·11 claims
- 3367US5927920AProgressively-formed threaded insertPENN ENG & MFG CORP·Filed 1998·Granted Jul 27, 1999·31 cites·13 claims
- 3466US11549531B2Multi-clinch fastener insertPENN ENG & MFG CORP·Filed 2019·Granted Jan 10, 2023·1 cites·12 claims
- 3566US10738811B2Clamping clinch fastenerPENN ENG & MFG CORP·Filed 2016·Granted Aug 11, 2020·1 cites·13 claims
- 3665US12115631B2Rotary installation tools for clinch fastenersPENN ENG & MFG CORP·Filed 2021·Granted Oct 15, 2024·0 cites·2 claims
- 3762US2025235964A1Fastener Feeder HeadPENN ENG & MFG CORP·Filed 2025·Application pending·0 cites
- 3861US5713116AClinch-type lock nut installation and formation processPENN ENG & MFG CORP·Filed 1995·Granted Feb 3, 1998·25 cites·9 claims
- 3959US5165828ACam-actuated thread tapperPENN ENG & MFG CORP·Filed 1991·Granted Nov 24, 1992·21 cites·11 claims
- 4057US11428256B2Fastener for thin sheet materialPENN ENG & MFG CORP·Filed 2019·Granted Aug 30, 2022·0 cites·15 claims
- 4156US12238883B2Daughter-card retention systemPENN ENG & MFG CORP·Filed 2022·Granted Feb 25, 2025·0 cites·15 claims
- 4256US5075605AInner-rotor commutation devicePENN ENG & MFG CORP·Filed 1990·Granted Dec 24, 1991·27 cites·5 claims
- 4355US4130138AMolded stand-offPENN ENG & MFG CORP·Filed 1977·Granted Dec 19, 1978·16 cites·4 claims
- 4454US9610658B2Reel feed clinching tack pinsPENN ENG & MFG CORP·Filed 2015·Granted Apr 4, 2017·0 cites·16 claims
- 4554US5525850ABrushless motor stator-winding systemPENN ENG & MFG CORP·Filed 1994·Granted Jun 11, 1996·28 cites·8 claims
- 4654US5306175AElectrical connector panel fastenerPENN ENG & MFG CORP·Filed 1993·Granted Apr 26, 1994·18 cites·10 claims
- 4753US12096558B2Circuit board fasteners and their assemblyPENN ENG & MFG CORP·Filed 2021·Granted Sep 17, 2024·0 cites·12 claims
- 4853US4395641APoint of operation safety devicePENN ENG & MFG CORP·Filed 1981·Granted Jul 26, 1983·9 cites·10 claims
- 4951US11819908B2Extrusion molding method and molding apparatus for manufacturing self-clinching rivetPENN ENG & MFG CORP·Filed 2019·Granted Nov 21, 2023·0 cites·13 claims
- 5050US11561567B2Push buttonPENN ENG & MFG CORP·Filed 2022·Granted Jan 24, 2023·0 cites·20 claims
Showing the top 50 of 79 patent records by PatentIndex Score.
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