Inventor · disambiguated record
Frederick E. Lederman
Also filed as: LEDERMAN FREDERICK E · LEDERMAN FREDERICK EDWARD
76 granted patents·1,819 citations·filing 1979–1998
99Inventor score
Files withGEN MOTORS CORP76
Top patents by PatentIndex Score
76 records- 0197US5152726AShiftable roller clutchGEN MOTORS CORP·Filed 1991·Granted Oct 6, 1992·79 cites·2 claims
- 0297US4541744AUnitized bearing assembly with moldable race members and labryinth sealGEN MOTORS CORP·Filed 1984·Granted Sep 17, 1985·78 cites·3 claims
- 0396US4462608ASteerable suspension bearing assemblyGEN MOTORS CORP·Filed 1983·Granted Jul 31, 1984·82 cites·3 claims
- 0496US4274655AResilient mount for MacPherson strutGEN MOTORS CORP·Filed 1979·Granted Jun 23, 1981·74 cites·4 claims
- 0594US5195807AVenting wheel bearing end capGEN MOTORS CORP·Filed 1992·Granted Mar 23, 1993·62 cites·2 claims
- 0694US4953353ARoller clutch for stator assemblyGEN MOTORS CORP·Filed 1989·Granted Sep 4, 1990·55 cites·2 claims
- 0793US4362344ASealed ball bearing with stamped racesGEN MOTORS CORP·Filed 1981·Granted Dec 7, 1982·48 cites·4 claims
- 0891US4712661AOverrunning clutch cageGEN MOTORS CORP·Filed 1986·Granted Dec 15, 1987·45 cites·1 claims
- 0990US5172984AVenting end cap for vehicle wheel bearingGEN MOTORS CORP·Filed 1991·Granted Dec 22, 1992·54 cites·2 claims
- 1090US4971184AOverrunning clutch with lubricant spreading and distribution meansGEN MOTORS CORP·Filed 1989·Granted Nov 20, 1990·37 cites·3 claims
- 1190US4932508AOverrunning roller clutch with protected springsGEN MOTORS CORP·Filed 1989·Granted Jun 12, 1990·36 cites·3 claims
- 1290US4497523AModular suspension strut bearingGEN MOTORS CORP·Filed 1983·Granted Feb 5, 1985·58 cites·4 claims
- 1389US4822183AThrust ball bearing with improved sealingGEN MOTORS CORP·Filed 1988·Granted Apr 18, 1989·47 cites·3 claims
- 1488US5380103ASelf tightening venting end cap for vehicle wheel bearingGEN MOTORS CORP·Filed 1993·Granted Jan 10, 1995·49 cites·1 claims
- 1588US4541742AUnitized steering column bearing assemblyGEN MOTORS CORP·Filed 1983·Granted Sep 17, 1985·39 cites·3 claims
- 1686US4821856AOverrunning roller clutch with roller control carsGEN MOTORS CORP·Filed 1987·Granted Apr 18, 1989·31 cites·4 claims
- 1785US4724940AOverrunning clutch with improved roller retentionGEN MOTORS CORP·Filed 1986·Granted Feb 16, 1988·30 cites·4 claims
- 1881US4606449AHydraulic clutch release mechanismGEN MOTORS CORP·Filed 1985·Granted Aug 19, 1986·27 cites·3 claims
- 1980US4679676AOverrunning clutch cage with simplified manufactureGEN MOTORS CORP·Filed 1986·Granted Jul 14, 1987·27 cites·3 claims
- 2078US4828086AReduced wear roller clutchGEN MOTORS CORP·Filed 1988·Granted May 9, 1989·23 cites·3 claims
- 2177US5172878AMotion transmitting remote control assembly with improved retainersGEN MOTORS CORP·Filed 1991·Granted Dec 22, 1992·35 cites·1 claims
- 2276US4782931AOverrunning clutch with lubricant collecting and distributing meansGEN MOTORS CORP·Filed 1987·Granted Nov 8, 1988·22 cites·3 claims
- 2375US5101946ACage phased roller clutch with improved roller shiftingGEN MOTORS CORP·Filed 1991·Granted Apr 7, 1992·24 cites·3 claims
- 2475US4787490AMetal and plastic combination roller clutch cageGEN MOTORS CORP·Filed 1987·Granted Nov 29, 1988·21 cites·3 claims
- 2574US4664237AOverrunning roller clutch with increased load capacityGEN MOTORS CORP·Filed 1986·Granted May 12, 1987·21 cites·3 claims
- 2673US5636720AMoldable roller clutch cage with full support pocketsGEN MOTORS CORP·Filed 1995·Granted Jun 10, 1997·24 cites·2 claims
- 2773US4938613AMoldable plastic bearing ball retainerGEN MOTORS CORP·Filed 1989·Granted Jul 3, 1990·28 cites·2 claims
- 2872US5328010AOverrunning roller clutch with improved self protecting springGEN MOTORS CORP·Filed 1993·Granted Jul 12, 1994·22 cites·3 claims
- 2971US5129495ADual roller clutch assembly with assembly integrity assuranceGEN MOTORS CORP·Filed 1991·Granted Jul 14, 1992·22 cites·2 claims
- 3071US4834227AIntegrally molded roller clutch cage and energizing springGEN MOTORS CORP·Filed 1987·Granted May 30, 1989·18 cites·2 claims
- 3170US5669476ARoller clutch with secure spring to cage mountGEN MOTORS CORP·Filed 1996·Granted Sep 23, 1997·21 cites·1 claims
- 3269US4874069ARoller clutch with improved lubricationGEN MOTORS CORP·Filed 1988·Granted Oct 17, 1989·17 cites·3 claims
- 3369US4635778AFluid-operated pistonGEN MOTORS CORP·Filed 1985·Granted Jan 13, 1987·17 cites·2 claims
- 3468US6006881AMoldable plastic roller clutch cage with improved concentricity control, mechanical retention, and lubricant retentionGEN MOTORS CORP·Filed 1998·Granted Dec 28, 1999·25 cites·3 claims
- 3567US5201533AUnitized seal with extra sealing contact and method of makingGEN MOTORS CORP·Filed 1992·Granted Apr 13, 1993·24 cites·2 claims
- 3667US5048651AUnitized roller clutch and bearingGEN MOTORS CORP·Filed 1989·Granted Sep 17, 1991·16 cites·2 claims
- 3767US4711330ARoller clutch with improved spring guidanceGEN MOTORS CORP·Filed 1986·Granted Dec 8, 1987·17 cites·3 claims
- 3866US4850462ARoller clutch spring with compact and stable latchGEN MOTORS CORP·Filed 1988·Granted Jul 25, 1989·16 cites·3 claims
- 3966US4708497AUnitized bearing with free molded sealsGEN MOTORS CORP·Filed 1986·Granted Nov 24, 1987·23 cites·3 claims
- 4065US4782928AOverrunning clutch with improved spring attachmentGEN MOTORS CORP·Filed 1986·Granted Nov 8, 1988·16 cites·3 claims
- 4163US4722616ASealed and unitized bearing with economically formed racesGEN MOTORS CORP·Filed 1986·Granted Feb 2, 1988·21 cites·3 claims
- 4263US4400041AUnitized seal bearing assemblyGEN MOTORS CORP·Filed 1982·Granted Aug 23, 1983·18 cites·2 claims
- 4362US5387041AClose packed plastic bearing ball separatorGEN MOTORS CORP·Filed 1994·Granted Feb 7, 1995·20 cites·3 claims
- 4460US4925323AUnitized sealed thrust bearing assemblyGEN MOTORS CORP·Filed 1989·Granted May 15, 1990·19 cites·2 claims
- 4559US5056636AModular leg type roller clutch with snap together assemblyGEN MOTORS CORP·Filed 1991·Granted Oct 15, 1991·15 cites·3 claims
- 4659US4850463ATemperature compensating roller clutch cageGEN MOTORS CORP·Filed 1988·Granted Jul 25, 1989·12 cites·3 claims
- 4758US5507094AWheel bearing assembly with dual telescoping outer rings and improved load supportGEN MOTORS CORP·Filed 1994·Granted Apr 16, 1996·18 cites·1 claims
- 4858US5147139AMultiple lip seal assembly with improved accuracyGEN MOTORS CORP·Filed 1992·Granted Sep 15, 1992·21 cites·3 claims
- 4958US4830157ATemperature compensating roller clutch and cageGEN MOTORS CORP·Filed 1987·Granted May 16, 1989·12 cites·3 claims
- 5056US5207436ALow friction unitized sealGEN MOTORS CORP·Filed 1992·Granted May 4, 1993·20 cites·2 claims
Showing the top 50 of 76 patent records by PatentIndex Score.
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