Inventor · disambiguated record
Fritz Pohl
Also filed as: POHL FRITZ
23 granted patents·1 pending application·418 citations·filing 1981–2007
96Inventor score
Top patents by PatentIndex Score
24 records- 0191US6313636B1Method for determining switchgear-specific data at contacts in switchgear and/or operation-specific data in a network connected to the switchgear and apparatus for carrying out the methodSIEMENS AG·Filed 2000·Granted Nov 6, 2001·44 cites·23 claims
- 0289US7692522B2Method and device for the safe operation of a switching deviceSIEMENS AG·Filed 2005·Granted Apr 6, 2010·20 cites·44 claims
- 0389US5644283AVariable high-current resistor, especially for use as protective element in power switching applications & circuit making use of high-current resistorSIEMENS AG·Filed 1993·Granted Jul 1, 1997·98 cites·30 claims
- 0485US8159807B2Method and device for operating a switching devicePOHL FRITZ·Filed 2005·Granted Apr 17, 2012·15 cites·20 claims
- 0585US7760055B2Method and device for the secure operation of a switching deviceSIEMENS AG·Filed 2005·Granted Jul 20, 2010·15 cites·20 claims
- 0685US4631120AMethod in which elemental particles electrophoretically migrate through a gel onto a collecting surface of a moving beltPOHL FRITZ·Filed 1981·Granted Dec 23, 1986·42 cites·24 claims
- 0778US6225807B1Method of establishing the residual useful life of contacts in switchgear and associated arrangementSIEMENS AG·Filed 1997·Granted May 1, 2001·32 cites·14 claims
- 0876US5844493AElectromechanical switching device and arrangement with several switching devicesSIEMENS AG·Filed 1996·Granted Dec 1, 1998·31 cites·24 claims
- 0971US7812696B2Method and device for securely operating a switching deviceSIEMENS AG·Filed 2005·Granted Oct 12, 2010·6 cites·22 claims
- 1067US7978036B2Method and device for the secure operation of a switching deviceSIEMENS AG·Filed 2005·Granted Jul 12, 2011·5 cites·22 claims
- 1163US6359440B2Method of establishing the residual useful life of contacts in switchgear and associated arrangementSIEMENS AG·Filed 1997·Granted Mar 19, 2002·18 cites·25 claims
- 1262US4631122AElectrophoretic apparatus employing a collecting belt moving in contact with a gelPOHL FRITZ·Filed 1985·Granted Dec 23, 1986·18 cites·23 claims
- 1355US6104592AElectromechanical switching deviceSIEMENS AG·Filed 1999·Granted Aug 15, 2000·13 cites·11 claims
- 1454US6400547B1Method of monitoring state parameters in a switching device, and associated deviceSIEMENS AG·Filed 2000·Granted Jun 4, 2002·10 cites·21 claims
- 1553US5793278ALimiter for current limitingSIEMENS AG·Filed 1994·Granted Aug 11, 1998·11 cites·13 claims
- 1647US6441709B2Device for short-circuit protectionSIEMENS AG·Filed 2001·Granted Aug 27, 2002·4 cites·14 claims
- 1745US5689397AArrangement for disconnecting branches of a low voltage supply network under short circuit conditionsSIEMENS AG·Filed 1994·Granted Nov 18, 1997·12 cites·12 claims
- 1844US5410442AElectromechanical protection devcieSIEMENS AG·Filed 1993·Granted Apr 25, 1995·8 cites·9 claims
- 1943US7259944B2Method for operating a switch with a connectable current limiter and corresponding arrangementSIEMENS AG·Filed 2002·Granted Aug 21, 2007·3 cites·36 claims
- 2041US7872552B2Method and device for the secure operation of a switching deviceSIEMENS AG·Filed 2005·Granted Jan 18, 2011·0 cites·23 claims
- 2137US4860146ADifferential current protection circuit breakerSIEMENS AG·Filed 1987·Granted Aug 22, 1989·8 cites·6 claims
- 2237US2011248815A1Method For Expanding The Adjustment Range of Overload Protection Devices, Associated Overload Protection Devices, and Their UseFEIL WOLFGANG·Filed 2007·Application pending·0 cites
- 2330US6307725B1Fault-current protective switchgearSIEMENS AG·Filed 1998·Granted Oct 23, 2001·4 cites·2 claims
- 2429US5907270ACurrent-limiting switchSIEMENS AG·Filed 1995·Granted May 25, 1999·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →