Assignee
FEL PRO INC
US·56 granted patents·1,821 citations·filing 1986–1998
Top patents by PatentIndex Score
56 records- 0194US5659132AGasket enclosed sensor systemFEL PRO INC·Filed 1995·Granted Aug 19, 1997·94 cites·20 claims
- 0294US5267740AMetal head gasket with integrated sealing aidsFEL PRO INC·Filed 1992·Granted Dec 7, 1993·97 cites·6 claims
- 0394US5222399ALoad washerFEL PRO INC·Filed 1991·Granted Jun 29, 1993·122 cites·10 claims
- 0493US5687975ASealing assembly employing oppositely directed wedges and complementary recessesFEL PRO INC·Filed 1996·Granted Nov 18, 1997·101 cites·5 claims
- 0591US5121929AGasket with encased load sensorFEL PRO INC·Filed 1991·Granted Jun 16, 1992·93 cites·12 claims
- 0690US5536018AFlexible spaghetti gasket seal with stiffening memberFEL PRO INC·Filed 1994·Granted Jul 16, 1996·79 cites·5 claims
- 0788US6039323ARubber molded gasket with compression limiterFEL PRO INC·Filed 1998·Granted Mar 21, 2000·41 cites·12 claims
- 0888US5275139AMethod of sealing a high performance automotive engine and engine assemblyFEL PRO INC·Filed 1993·Granted Jan 4, 1994·63 cites·9 claims
- 0985US4705278ASelectively compressed expanded graphite gasket and method of making sameFEL PRO INC·Filed 1986·Granted Nov 10, 1987·57 cites·23 claims
- 1081US5454397AReed valve assembly and gas compressor incorporating sameFEL PRO INC·Filed 1994·Granted Oct 3, 1995·46 cites·15 claims
- 1181US4813691AUnitized multi-layered gasket and method of making sameFEL PRO INC·Filed 1988·Granted Mar 21, 1989·54 cites·27 claims
- 1281US4743421AMethod of making gasket having roller coated secondary sealsFEL PRO INC·Filed 1987·Granted May 10, 1988·44 cites·6 claims
- 1379US5511518ASealing assembly with undercut grooveFEL PRO INC·Filed 1994·Granted Apr 30, 1996·48 cites·12 claims
- 1477US4830698AMethod of forming a gasket with enhanced sealing characteristicsFEL PRO INC·Filed 1988·Granted May 16, 1989·37 cites·11 claims
- 1574US5375851AMulti-layer metal gasket with positioning apertures and method of making sameFEL PRO INC·Filed 1993·Granted Dec 27, 1994·32 cites·7 claims
- 1673US5780746AMinimum thickness force sensor with temperature compensationFEL PRO INC·Filed 1996·Granted Jul 14, 1998·33 cites·29 claims
- 1773US5551705ADouble beaded spaghetti seal with stiffness increasing deformation behaviorFEL PRO INC·Filed 1995·Granted Sep 3, 1996·41 cites·9 claims
- 1872US5673920AGasket bolt hole with retaining beam and slotFEL PRO INC·Filed 1996·Granted Oct 7, 1997·34 cites·19 claims
- 1972US4783087AGasket assembly having a sealing insert member and method of formingFEL PRO INC·Filed 1987·Granted Nov 8, 1988·33 cites·5 claims
- 2070US5410997AHigh performance automotive engine gasket and method of sealing a high performance engineFEL PRO INC·Filed 1994·Granted May 2, 1995·32 cites·9 claims
- 2168US4817969AGasket and method of making sameFEL PRO INC·Filed 1987·Granted Apr 4, 1989·28 cites·38 claims
- 2262US5228702AMolded plastic gasket having a combination sealing beadFEL PRO INC·Filed 1992·Granted Jul 20, 1993·28 cites·11 claims
- 2360US5236205AMolded thermoplastic resin gasket having a compound sealing beadFEL PRO INC·Filed 1992·Granted Aug 17, 1993·23 cites·12 claims
- 2459US6113109AExpanded graphite gasket with beaded stress risersFEL PRO INC·Filed 1998·Granted Sep 5, 2000·27 cites·14 claims
- 2558US5341779ABeam functioning fire ringFEL PRO INC·Filed 1993·Granted Aug 30, 1994·24 cites·12 claims
- 2658US5122214AMethod of making a rubber laminated gasketFEL PRO INC·Filed 1990·Granted Jun 16, 1992·27 cites·11 claims
- 2758US5086652AMultiple pad contact sensor and method for measuring contact forces at a plurality of separate locationsFEL PRO INC·Filed 1991·Granted Feb 11, 1992·90 cites·5 claims
- 2857US5076592AHead gasket with sealing rings having multi-stage compressibilityFEL PRO INC·Filed 1990·Granted Dec 31, 1991·25 cites·9 claims
- 2957US4997193AOil pan gasket and method of making sameFEL PRO INC·Filed 1990·Granted Mar 5, 1991·21 cites·7 claims
- 3056US6503435B1Method of making a gasket having an elastomeric sealFEL PRO INC·Filed 1996·Granted Jan 7, 2003·21 cites·5 claims
- 3155US5121932AGasket assembly for oil pans and the likeFEL PRO INC·Filed 1990·Granted Jun 16, 1992·23 cites·4 claims
- 3254US5549307AMulti-layer metal gasket with double beaded combustion sealFEL PRO INC·Filed 1994·Granted Aug 27, 1996·22 cites·4 claims
- 3354US5119681ATest fixtureFEL PRO INC·Filed 1990·Granted Jun 9, 1992·21 cites·2 claims
- 3452US4796897AHead gasket with beam-functioning fire ringFEL PRO INC·Filed 1987·Granted Jan 10, 1989·15 cites·12 claims
- 3550US5131259ACalibration fixture and method of calibrating contact sensorsFEL PRO INC·Filed 1991·Granted Jul 21, 1992·16 cites·15 claims
- 3649US5295698AMolded plastic gasket having an improved sealing beadFEL PRO INC·Filed 1993·Granted Mar 22, 1994·18 cites·8 claims
- 3748US4852893AElastomeric coated perforated metal core composite gasket and method of making sameFEL PRO INC·Filed 1988·Granted Aug 1, 1989·17 cites·9 claims
- 3847US5772215AHead gasket with improved armoring and method of making sameFEL PRO INC·Filed 1995·Granted Jun 30, 1998·13 cites·9 claims
- 3946US5226662AExpanded graphite and metal core automotive head gasketFEL PRO INC·Filed 1992·Granted Jul 13, 1993·16 cites·2 claims
- 4045US5970612AMethod of making head gasket with improved armoringFEL PRO INC·Filed 1997·Granted Oct 26, 1999·12 cites·13 claims
- 4145US5806857AGasket layer identifiersFEL PRO INC·Filed 1997·Granted Sep 15, 1998·18 cites·8 claims
- 4245US4760746ATorque to yield indicator and methodFEL PRO INC·Filed 1987·Granted Aug 2, 1988·15 cites·11 claims
- 4342US5340525AMethod of forming a sealing bead on a gasketFEL PRO INC·Filed 1992·Granted Aug 23, 1994·10 cites·6 claims
- 4441US5934681AExpandable gasket and method of making sameFEL PRO INC·Filed 1996·Granted Aug 10, 1999·13 cites·27 claims
- 4541US5106107AHead gasket having a staked fire rings and method of making sameFEL PRO INC·Filed 1990·Granted Apr 21, 1992·14 cites·9 claims
- 4640US5934682AHead gasket with preflattened wire rings and method of making and using sameFEL PRO INC·Filed 1997·Granted Aug 10, 1999·12 cites·14 claims
- 4739US4834279AGasketing material and method of making same by densifying adhesive bonded facing layers to a metallic coreFEL PRO INC·Filed 1987·Granted May 30, 1989·17 cites·12 claims
- 4835US5801303AMethod and gauge for correctly reassembling a V-engineFEL PRO INC·Filed 1996·Granted Sep 1, 1998·6 cites·4 claims
- 4935US5586769AHead gasket with pre-embedded metal shim and method of using sameFEL PRO INC·Filed 1995·Granted Dec 24, 1996·9 cites·5 claims
- 5034US5482014AHigh output automotive engine gasket assembly and method of making sameFEL PRO INC·Filed 1995·Granted Jan 9, 1996·10 cites·11 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
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