Inventor · disambiguated record
Mark F. Franzen
Also filed as: FRANZEN MARK F
9 granted patents·2 pending applications·12 citations·filing 2009–2018
79Inventor score
Top patents by PatentIndex Score
11 records- 0174US10866600B2Pressure-regulating valvesHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Dec 15, 2020·1 cites·11 claims
- 0269US10007276B2Pressure-regulating valvesHAMILTON SUNDSTRAND CORP·Filed 2014·Granted Jun 26, 2018·2 cites·15 claims
- 0367US8485218B2Oil pressure regulating valve for generator applicationsLEMMERS JR GLENN C·Filed 2009·Granted Jul 16, 2013·7 cites·6 claims
- 0466US9225208B2Internal cooling of magnetic core for electric machineDOWNING ROBERT SCOTT·Filed 2011·Granted Dec 29, 2015·2 cites·14 claims
- 0548US2016111949A1Dual frequency electrical generatorsHAMILTON SUNDSTRAND CORP·Filed 2014·Application pending·0 cites
- 0645US10018197B2Low-pulse vane pumpsHAMILTON SUNDSTRAND CORP·Filed 2015·Granted Jul 10, 2018·0 cites·11 claims
- 0744US9300190B2Free-surface liquid capture device for rotating machineryFRANZEN MARK F·Filed 2011·Granted Mar 29, 2016·0 cites·9 claims
- 0844US8506240B2Free-surface liquid transfer device for rotating machineryFRANZEN MARK F·Filed 2011·Granted Aug 13, 2013·0 cites·19 claims
- 0943US9316325B2Air purging pressure regulating valveHAMILTON SUNDSTRAND CORP·Filed 2013·Granted Apr 19, 2016·0 cites·19 claims
- 1037US8790206B2Variable range constant speed driveFRANZEN MARK F·Filed 2012·Granted Jul 29, 2014·0 cites·16 claims
- 1132US2013093285A1Stator core retention cylinder for electric machineryFRANZEN MARK F·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Mark F. Franzen 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 →