Assignee
SCHAEFFLER WAELZLAGER KG
DE·206 granted patents·4,271 citations·filing 1981–2000
Top patents by PatentIndex Score
206 records- 0196US4792322AChain tightenerSCHAEFFLER WAELZLAGER KG·Filed 1987·Granted Dec 20, 1988·77 cites·18 claims
- 0295US4397507ANovel plastic cage for rolling bearingsSCHAEFFLER WAELZLAGER KG·Filed 1981·Granted Aug 9, 1983·76 cites·3 claims
- 0394US5775280ASecuring device for an actuating lever in a valve control mechanism of internal combustion enginesSCHAEFFLER WAELZLAGER KG·Filed 1997·Granted Jul 7, 1998·79 cites·9 claims
- 0494US5655487ASwitchable support elementSCHAEFFLER WAELZLAGER KG·Filed 1994·Granted Aug 12, 1997·68 cites·10 claims
- 0594US5033876ARolling bearing cageSCHAEFFLER WAELZLAGER KG·Filed 1990·Granted Jul 23, 1991·75 cites·4 claims
- 0694US4790801AMechanic-hydraulic actuating element for a belt tightenerSCHAEFFLER WAELZLAGER KG·Filed 1988·Granted Dec 13, 1988·61 cites·1 claims
- 0793US5517957ADevice for damping torsional vibrations in a drive trainSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted May 21, 1996·87 cites·23 claims
- 0892US5795257ATensioning device for traction means with cone-type sliding bearingSCHAEFFLER WAELZLAGER KG·Filed 1996·Granted Aug 18, 1998·87 cites·14 claims
- 0992US5399023AWiper unit for a bearing componentSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Mar 21, 1995·78 cites·10 claims
- 1092US5120279AStructural bearing elementSCHAEFFLER WAELZLAGER KG·Filed 1989·Granted Jun 9, 1992·61 cites·8 claims
- 1192US4997410AHydraulic tightening apparatusSCHAEFFLER WAELZLAGER KG·Filed 1990·Granted Mar 5, 1991·53 cites·9 claims
- 1291US5261361AAssembly for simultaneously actuating two valves of an internal combustion engineSCHAEFFLER WAELZLAGER KG·Filed 1991·Granted Nov 16, 1993·43 cites·9 claims
- 1390US5630769ATension roller for belt drivesSCHAEFFLER WAELZLAGER KG·Filed 1994·Granted May 20, 1997·61 cites·6 claims
- 1490US4772251ANovel chain tightener assemblySCHAEFFLER WAELZLAGER KG·Filed 1987·Granted Sep 20, 1988·44 cites·5 claims
- 1589US5782216AEngageable tappet for a valve drive of an internal combustion engineSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Jul 21, 1998·63 cites·44 claims
- 1689US5704860ATransport locking system for a chain tensionerSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Jan 6, 1998·55 cites·6 claims
- 1789US5651335AValve tappetSCHAEFFLER WAELZLAGER KG·Filed 1994·Granted Jul 29, 1997·53 cites·23 claims
- 1889US5599245ABelt Tensioner with lamellar sliding bearing ringSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Feb 4, 1997·44 cites·5 claims
- 1989US5597356ASealing arrangement for a cardan spider bushSCHAEFFLER WAELZLAGER KG·Filed 1996·Granted Jan 28, 1997·56 cites·4 claims
- 2089US5193917ARolling bearings for steering columnsSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Mar 16, 1993·53 cites·4 claims
- 2188US5540197ADevice for adjusting valve timing in an internal combustion engineSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Jul 30, 1996·49 cites·10 claims
- 2287US5669342ADevice for simultaneous actuation of at least two gas exchange valvesSCHAEFFLER WAELZLAGER KG·Filed 1996·Granted Sep 23, 1997·35 cites·20 claims
- 2387US5325825AFinger lever or rocker arm for a valve actuating mechanism of an internal combustion piston engineSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Jul 5, 1994·45 cites·6 claims
- 2486US5887688ASynchronizing device for manual transmissionsSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Mar 30, 1999·44 cites·15 claims
- 2585US5125755APolymeric tolerance ringSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Jun 30, 1992·45 cites·3 claims
- 2684US5617937ARotation preventing device for a plastic cage of an overrunning clutchSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Apr 8, 1997·43 cites·7 claims
- 2784US4422697ARotary roller bearing connection with a free centerSCHAEFFLER WAELZLAGER KG·Filed 1981·Granted Dec 27, 1983·35 cites·7 claims
- 2883US5597243ARadial rolling bearingSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Jan 28, 1997·51 cites·13 claims
- 2983US5205179ASpeed changing deviceSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Apr 27, 1993·46 cites·14 claims
- 3083US4747376AHydraulic valve clearance compensation elementSCHAEFFLER WAELZLAGER KG·Filed 1987·Granted May 31, 1988·30 cites·11 claims
- 3183US4717370ANovel pulley with dampening elementSCHAEFFLER WAELZLAGER KG·Filed 1986·Granted Jan 5, 1988·38 cites·10 claims
- 3282US5449328ATensioning device for belt or chain drivesSCHAEFFLER WAELZLAGER KG·Filed 1994·Granted Sep 12, 1995·37 cites·6 claims
- 3381US4986402ACage for overrunning clutchSCHAEFFLER WAELZLAGER KG·Filed 1987·Granted Jan 22, 1991·26 cites·11 claims
- 3479US5642988ARadial piston pumpSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Jul 1, 1997·38 cites·3 claims
- 3578US5727884ALinear rolling bearingSCHAEFFLER WAELZLAGER KG·Filed 1997·Granted Mar 17, 1998·34 cites·9 claims
- 3678US5236396AFriction device, in particular for belt tensionersSCHAEFFLER WAELZLAGER KG·Filed 1992·Granted Aug 17, 1993·35 cites·13 claims
- 3777US5566651ADevice for continuous angular adjustment between two shafts in driving relationshipSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Oct 22, 1996·30 cites·12 claims
- 3877US4422537AOne piece sheet metal cageSCHAEFFLER WAELZLAGER KG·Filed 1981·Granted Dec 27, 1983·21 cites·5 claims
- 3976US5647675AAngular thrust discSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Jul 15, 1997·36 cites·10 claims
- 4076US5067598ALoad-switching overrunning clutchSCHAEFFLER WAELZLAGER KG·Filed 1990·Granted Nov 26, 1991·26 cites·18 claims
- 4175US5720244ASwitchable support elementSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Feb 24, 1998·30 cites·19 claims
- 4274US5630670AAxial rolling bearingSCHAEFFLER WAELZLAGER KG·Filed 1996·Granted May 20, 1997·34 cites·6 claims
- 4374US5474038ADevice for continuous automatic angular adjustment between two shafts in driving relationshipSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Dec 12, 1995·31 cites·7 claims
- 4474US5230275AEccentric anti-friction drive for fluid power apparatusSCHAEFFLER WAELZLAGER KG·Filed 1991·Granted Jul 27, 1993·31 cites·15 claims
- 4574US4867292AOverrunning clutch with locking elementsSCHAEFFLER WAELZLAGER KG·Filed 1988·Granted Sep 19, 1989·23 cites·15 claims
- 4673US5967923ATensioner for belts and chainsSCHAEFFLER WAELZLAGER KG·Filed 1997·Granted Oct 19, 1999·32 cites·8 claims
- 4772US5482150ABushed overrunning clutchesSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Jan 9, 1996·24 cites·28 claims
- 4872US4620806ACageSCHAEFFLER WAELZLAGER KG·Filed 1985·Granted Nov 4, 1986·19 cites·6 claims
- 4971US5547058AHydraulically actuatable device for disengaging a gearshift clutch of an automotive vehicleSCHAEFFLER WAELZLAGER KG·Filed 1995·Granted Aug 20, 1996·26 cites·5 claims
- 5071US5496113ALinear bearing elementSCHAEFFLER WAELZLAGER KG·Filed 1993·Granted Mar 5, 1996·29 cites·13 claims
Showing the top 50 of 206 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when SCHAEFFLER WAELZLAGER KG files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →