Inventor · disambiguated record
Raymond L. Szparagowski
Also filed as: SZPARAGOWSKI RAYMOND · SZPARAGOWSKI RAYMOND L · SZPARAGOWSKI RAYMOND LEE
7 granted patents·6 pending applications·13 citations·filing 2005–2023
76Inventor score
Files withFREUDENBERG NOK GENERAL PARTNERSHIP8FREUDENBERG CARL KG2FREUDENBERG NOK GP2SZPARAGOWSKI RAYMOND L1
Top patents by PatentIndex Score
13 records- 0182US10145411B2Thrust washers with hydrodynamic featuresFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2016·Granted Dec 4, 2018·3 cites·3 claims
- 0273US7640917B2Gas direct injector tip sealFREUDENBERG NOK GP·Filed 2007·Granted Jan 5, 2010·8 cites·11 claims
- 0369US12110920B2High performance plastic radial bearings for rotating and reciprocating applicationsFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2022·Granted Oct 8, 2024·0 cites·16 claims
- 0469US10774876B1Hydrodynamic thrust washers with pumping features for sparse lubrication applicationsFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2019·Granted Sep 15, 2020·2 cites·19 claims
- 0569US2025084257A1Barrier coatings having high temperature resistance and insulating propertiesFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2023·Application pending·0 cites
- 0666US11760933B2Thermally conductive electrically insulating thermoplastic materialsFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2021·Granted Sep 19, 2023·0 cites·10 claims
- 0761US2024059867A1Flame-retardant molded articles for electrical devicesFREUDENBERG CARL KG·Filed 2022·Application pending·0 cites
- 0861US2025125507A1Energy storage cellFREUDENBERG CARL KG·Filed 2023·Application pending·0 cites
- 0953US11125336B2Self energized sealFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2019·Granted Sep 21, 2021·0 cites·13 claims
- 1052US2025012320A1Wedge bearing for reciprocating and rotating applicationsFREUDENBERG NOK GENERAL PARTNERSHIP·Filed 2023·Application pending·0 cites
- 1145US9879785B1PTFE flip seal for rotating shaftsFREUDENBERG-NOK GENERAL PARTNERSHIP·Filed 2016·Granted Jan 30, 2018·0 cites·18 claims
- 1245US2006290068A1Radially assembled sealFREUDENBERG NOK GP·Filed 2005·Application pending·0 cites
- 1336US2012298766A1Fuel Injector Tip Seal And Method Of AssemblySZPARAGOWSKI RAYMOND L·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Raymond L. Szparagowski files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →