Inventor
FRANK WILHELM
DE25 patents
⚠️ This page may combine multiple inventors who share the name “FRANK WILHELM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIEMENS AG
14 patentsUS6274967B1Aug 14, 2001
Piezoelectric actuator for a servo drive, servo drive with a piezoelectric actuator and method of producing a piezoelectric actuator
SIEMENS AG59 citations96
US6998761B1Feb 14, 2006
Piezoelectric assembly
SIEMENS AG24 citations92
US6984924B1Jan 10, 2006
Piezoelectric actuator unit
SIEMENS AG20 citations92
US6705587B1Mar 16, 2004
Method for positioning the actuating drive in a fuel injector device for implementing said method
SIEMENS AG21 citations92
US6681462B1Jan 27, 2004
Method for producing a piezoelectric structural unit
SIEMENS AG19 citations92
US6565017B1May 20, 2003
Fuel injection valve for a combustion engine
SIEMENS AG37 citations92
US6168132B1Jan 2, 2001
Injection valve with control valve
SIEMENS AG31 citations91
US6250563B1Jun 26, 2001
Fuel injection valve for internal combustion engines
SIEMENS AG22 citations90
US6607178B1Aug 19, 2003
Thrust device, fuel injection valve having such a device, and method for manufacturing a thrust transfer element
SIEMENS AG13 citations83
US6546914B1Apr 15, 2003
Fuel injection valve for an internal combustion engine
SIEMENS AG16 citations83
US7310986B2Dec 25, 2007
Method for producing a compensation collar for an injection valve
SIEMENS AG1 citations62
US6290148B1Sep 18, 2001
Device for delaying the deflection of the nozzle needle of a fuel injection valve
SIEMENS AG5 citations62
US7009134B2Mar 7, 2006
Electrode guide for spark-erosion machines and a method for the spark-erosion of workpieces
SIEMENS AG6 citations54
US7052361B2May 30, 2006
Method for hydro-erosive rounding of an edge of a part and use thereof
SIEMENS AG0 citations51
FRANK GMBH WILH
5 patentsUS4845905AJul 11, 1989
Skylight latch
FRANK GMBH WILH40 citations92
US4055024AOct 25, 1977
Roof window arrangement
FRANK GMBH WILH22 citations81
US4486978ADec 11, 1984
Skylight
FRANK GMBH WILH16 citations73
US4480406ANov 6, 1984
Skylight
FRANK GMBH WILH14 citations73
US4457107AJul 3, 1984
Push bar fitting to be introduced into a longitudinal groove of the frame of a window, door, or the like
FRANK GMBH WILH0 citations41
FRANK WILHELM
3 patentsUS4407105AOct 4, 1983
Multi-pane insulating glass and method for its production
FRANK WILHELM43 citations91
US4338996AJul 13, 1982
Combined rolling shutter and ventilating box
FRANK WILHELM50 citations91
US8720852B2May 13, 2014
Procedure for positioning the actuating drive in a fuel injector and device for performing the procedure
FRANK WILHELM0 citations51