Inventor · disambiguated record
David Koehler
Also filed as: KOEHLER DAVID · KOEHLER DAVID D
6 granted patents·2 pending applications·18 citations·filing 2001–2019
73Inventor score
Files withSCHAEFFLER TECHNOLOGIES AG7
Top patents by PatentIndex Score
8 records- 0178US9206714B2Control valve for hydraulic deviceSCHAEFFLER TECHNOLOGIES AG·Filed 2013·Granted Dec 8, 2015·4 cites·12 claims
- 0270US2019353061A1Control valve for a camshaft adjusterSCHAEFFLER TECHNOLOGIES AG·Filed 2019·Application pending·0 cites
- 0369US6591227B2Tooling tracking system for sheet fed and web fed presses using radio frequency identificationFiled 2001·Granted Jul 8, 2003·13 cites·5 claims
- 0462US9976656B2Control valve for a camshaft adjusterSCHAEFFLER TECHNOLOGIES AG·Filed 2014·Granted May 22, 2018·1 cites·10 claims
- 0561US2018266286A1Control valve for a camshaft adjusterSCHAEFFLER TECHNOLOGIES AG·Filed 2016·Application pending·0 cites
- 0658US11473455B2Control valve with a sealing contour on a sleeve-shaped hydraulic guide element; and component having a control valve and camshaft phaserSCHAEFFLER TECHNOLOGIES AG·Filed 2019·Granted Oct 18, 2022·0 cites·20 claims
- 0751US10247060B2Control valve having an outflow channelSCHAEFFLER TECHNOLOGIES AG·Filed 2016·Granted Apr 2, 2019·0 cites·10 claims
- 0846US9909466B2Central valve for a camshaft adjuster having central lockingSCHAEFFLER TECHNOLOGIES AG·Filed 2014·Granted Mar 6, 2018·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →