Inventor · disambiguated record
William L. Pringle
Also filed as: PRINGLE WILLIAM · PRINGLE WILLIAM L
44 granted patents·1 pending application·676 citations·filing 1974–2015
98Inventor score
Files withUNITED STATES STEEL CORP26PRINGLE WILLIAM L8FRIEDMAN LEONARD4HOCHSTEIN PETER A2PRINGLE WILLIAM2
Top patents by PatentIndex Score
45 records- 0193US3940159ASteering knuckle assemblyUNITED STATES STEEL CORP·Filed 1974·Granted Feb 24, 1976·59 cites·32 claims
- 0292US4065153AVehicle wheel suspension assemblyUNITED STATES STEEL CORP·Filed 1976·Granted Dec 27, 1977·48 cites·15 claims
- 0392US3941221ADisc brake rotor assemblyUNITED STATES STEEL CORP·Filed 1974·Granted Mar 2, 1976·52 cites·6 claims
- 0487US9037968B1System and method to communicate information to a userPRINGLE WILLIAM·Filed 2012·Granted May 19, 2015·16 cites·30 claims
- 0586US4337851ABrake support assemblyPRINGLE WILLIAM L·Filed 1980·Granted Jul 6, 1982·29 cites·25 claims
- 0682US4805744ABrake actuator assembly and methodPRINGLE WILLIAM L·Filed 1982·Granted Feb 21, 1989·25 cites·3 claims
- 0782US4234120AAxle housing assemblyUNITED STATES STEEL CORP·Filed 1978·Granted Nov 18, 1980·25 cites·3 claims
- 0881US4779441ATube having a flared endPRINGLE WILLIAM L·Filed 1983·Granted Oct 25, 1988·25 cites·5 claims
- 0981US4181173AHeat exchanger assemblyUNITED STATES STEEL CORP·Filed 1978·Granted Jan 1, 1980·38 cites·6 claims
- 1077US4274186AHeat exchangerUNITED STATES STEEL CORP·Filed 1979·Granted Jun 23, 1981·18 cites·3 claims
- 1177US3974897ABrake actuator assemblyUNITED STATES STEEL CORP·Filed 1975·Granted Aug 17, 1976·14 cites·14 claims
- 1277US3939779ARailway truck assemblyUNITED STATES STEEL CORP·Filed 1974·Granted Feb 24, 1976·25 cites·21 claims
- 1376US4030576ADisc brake assembly including a self-contained actuator with wear take-up and anti-drag deviceUNITED STATES STEEL CORP·Filed 1976·Granted Jun 21, 1977·20 cites·18 claims
- 1475US4145896AConstant velocity jointUNITED STATES STEEL CORP·Filed 1977·Granted Mar 27, 1979·19 cites·17 claims
- 1567US4922718AThermal energy scavengerARMADA CORP·Filed 1989·Granted May 8, 1990·22 cites·19 claims
- 1664US4032999ASofa bedUNITED STATES STEEL CORP·Filed 1976·Granted Jul 5, 1977·21 cites·5 claims
- 1761US4306415AThermal energy scavenger (flow control)HOCHSTEIN PETER A·Filed 1980·Granted Dec 22, 1981·17 cites·3 claims
- 1859US4021077ADual truck wheel assembly having an elliptical locking cam plateUNITED STATES STEEL CORP·Filed 1975·Granted May 3, 1977·11 cites·25 claims
- 1955US4161240ARatchet action slack adjusterUNITED STATES STEEL CORP·Filed 1978·Granted Jul 17, 1979·10 cites·18 claims
- 2052US4370918AFluid cylinder assemblyPRINGLE WILLIAM L·Filed 1980·Granted Feb 1, 1983·13 cites·13 claims
- 2152US4279131AConstant velocity jointUNITED STATES STEEL CORP·Filed 1979·Granted Jul 21, 1981·11 cites·3 claims
- 2251US4524501AApparatus for joining flared ended tubesUNITED STATES STEEL CORP·Filed 1982·Granted Jun 25, 1985·11 cites·20 claims
- 2350US3952841ADisc brake wear take-upUNITED STATES STEEL CORP·Filed 1975·Granted Apr 27, 1976·9 cites·5 claims
- 2449US4982874AShampoo dispensing containerPRINGLE WILLIAM·Filed 1990·Granted Jan 8, 1991·23 cites·2 claims
- 2547US4080021ARefrigerator liner assemblyUNITED STATES STEEL CORP·Filed 1976·Granted Mar 21, 1978·14 cites·6 claims
- 2645US5259195AFluid pressure intensifierPRINGLE WILLIAM L·Filed 1992·Granted Nov 9, 1993·9 cites·24 claims
- 2743US4197708AThermal energy scavenger (alternating stress limiters)HOCHSTEIN PETER A·Filed 1978·Granted Apr 15, 1980·10 cites·11 claims
- 2843US2015227296A1System and method to communicate information to a userZYNGA INC·Filed 2015·Application pending·0 cites
- 2942US4626148AMount machining assemblyPRINGLE WILLIAM L·Filed 1983·Granted Dec 2, 1986·7 cites·19 claims
- 3042US3975783ASofa bedUNITED STATES STEEL CORP·Filed 1975·Granted Aug 24, 1976·9 cites·25 claims
- 3142US3966992ATreatment of soyaBRITISH ARKADY COMPANY LIMITED·Filed 1974·Granted Jun 29, 1976·12 cites·11 claims
- 3241US4045829ASofa bed assemblyUNITED STATES STEEL CORP·Filed 1976·Granted Sep 6, 1977·8 cites·16 claims
- 3340US4020512ABed assemblyUNITED STATES STEEL CORP·Filed 1975·Granted May 3, 1977·8 cites·5 claims
- 3439US4097938ASofa bed assemblyUNITED STATES STEEL CORP·Filed 1977·Granted Jul 4, 1978·7 cites·6 claims
- 3538US3941411ADoor lock assemblyUNITED STATES STEEL CORP·Filed 1974·Granted Mar 2, 1976·4 cites·29 claims
- 3637US4241600ABrake shoe assembly, apparatus and method for making sameFRIEDMAN LEONARD·Filed 1978·Granted Dec 30, 1980·4 cites·6 claims
- 3736US4462239AMethod for manufacturing a bearing support collarPRINGLE WILLIAM L·Filed 1982·Granted Jul 31, 1984·4 cites·2 claims
- 3835US4233893ABonding apparatus for brake liningsFRIEDMAN LEONARD·Filed 1979·Granted Nov 18, 1980·3 cites·10 claims
- 3935US4229245ABonding fixtureFRIEDMAN LEONARD·Filed 1978·Granted Oct 21, 1980·3 cites·11 claims
- 4035US4187777AApparatus for bonding brake liningsFRIEDMAN LEONARD·Filed 1978·Granted Feb 12, 1980·3 cites·23 claims
- 4134US4095298ABed assemblyUNITED STATES STEEL CORP·Filed 1977·Granted Jun 20, 1978·4 cites·21 claims
- 4231US4231223AThermal energy scavenger (rotating wire modules)PRINGLE WILLIAM L·Filed 1978·Granted Nov 4, 1980·4 cites·17 claims
- 4331US4121309AFurniture spring supportUNITED STATES STEEL CORP·Filed 1978·Granted Oct 24, 1978·1 cites·5 claims
- 4431US4102032AMethod of fabricating furniture spring supportUNITED STATES STEEL CORP·Filed 1976·Granted Jul 25, 1978·1 cites·6 claims
- 4530US4228572AHeat exchanger assemblyUNITED STATES STEEL CORP·Filed 1979·Granted Oct 21, 1980·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →