Inventor · disambiguated record
Marcus Spreckels
Also filed as: SPRECKELS MARCUS
8 granted patents·6 pending applications·16 citations·filing 2007–2019
79Inventor score
Technology areasF16D
Files withOERLIKON FRICTION SYSTEMS GERMANY GMBH9CHRISTOFFER ULF2SULZER EUROFLAMM GERMANY GMBH2SULZER FRICTION SYSTEMS GERMANY GMBH1
Top patents by PatentIndex Score
14 records- 0178US9400019B2Friction ring, synchronizer unit, and gear changing transmission for a vehicleSULZER FRICTION SYSTEMS (GERMANY) GMBH·Filed 2013·Granted Jul 26, 2016·7 cites·20 claims
- 0271US8342307B2Synchronizing ringSULZER EUROFLAMM GERMANY GMBH·Filed 2007·Granted Jan 1, 2013·6 cites·18 claims
- 0361US9777800B2Synchronizer ringOERLIKON FRICTION SYSTEMS (GERMANY) GmbH·Filed 2014·Granted Oct 3, 2017·1 cites·23 claims
- 0458US9863484B2Friction ring, synchronizer ring, synchronizing unit as well as a variable gear transmission for a vehicleOERLIKON FRICTION SYSTEMS (GERMANY) GmbH·Filed 2014·Granted Jan 9, 2018·1 cites·10 claims
- 0554US2019323565A1Assembly for a synchronization unit of a gear-changing transmissionOERLIKON FRICTION SYSTEMS GERMANY GMBH·Filed 2019·Application pending·0 cites
- 0648US9133894B2Synchronizing ring and gear changing transmission for a vehicleCHRISTOFFER ULF·Filed 2009·Granted Sep 15, 2015·1 cites·15 claims
- 0746US2016377125A1Assembly for a synchronization unit of a gear-changing transmissionOERLIKON FRICTION SYSTEMS (GERMANY) GmbH·Filed 2016·Application pending·0 cites
- 0844US2008067026A1Synchronizer ringSULZER EUROFLAMM GERMANY GMBH·Filed 2007·Application pending·0 cites
- 0943US10253824B2Friction ring for a synchronization unitOERLIKON FRICTION SYSTEMS GERMANY GMBH·Filed 2016·Granted Apr 9, 2019·0 cites·20 claims
- 1040US10612603B2Synchronizing device as well as a gear changing transmission for a vehicleOERLIKON FRICTION SYSTEMS GERMANY GMBH·Filed 2017·Granted Apr 7, 2020·0 cites·11 claims
- 1138US2009133982A1Synchronising Ring For A Synchronising Apparatus, A Friction Lining Blank And Also A Method For The Manufacture Of A Synchronising RingCHRISTOFFER ULF·Filed 2008·Application pending·0 cites
- 1236US2017175822A1Synchronization unit for a gear changing transmissionOERLIKON FRICTION SYSTEMS (GERMANY) GmbH·Filed 2016·Application pending·0 cites
- 1334US10626928B2Assembly for a synchronization unit of a variable ratio gear transmissionOERLIKON FRICTION SYSTEMS GERMANY GMBH·Filed 2017·Granted Apr 21, 2020·0 cites·18 claims
- 1433US2018058514A1Synchronizing device as well as a gear changing transmission for a vehicleOERLIKON FRICTION SYSTEMS GERMANY GMBH·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →