Inventor · disambiguated record
Ralf-Reiner Volkmar
Also filed as: VOLKMAR RALF R · VOLKMAR RALF-REINER
9 granted patents·8 pending applications·51 citations·filing 1984–2008
84Inventor score
Top patents by PatentIndex Score
17 records- 0172US8309872B2Insulating switching rodPETER MARIANNE·Filed 2008·Granted Nov 13, 2012·13 cites·10 claims
- 0262US7969139B2Rogowski sensor and method for measuring a currentSIEMENS AG·Filed 2007·Granted Jun 28, 2011·5 cites·13 claims
- 0360US5170885AInsulating housing structure with an improved bushing for a conductorSIEMENS AKTINENGESELLSCHAFT·Filed 1990·Granted Dec 15, 1992·24 cites·5 claims
- 0443US2010176902A1Magnetic Drive System for a Switching DeviceSIEMENS AG·Filed 2008·Application pending·0 cites
- 0540US2008078664A1Dielectric Housing Having a Ventilation ShaftSIEMENS AG·Filed 2005·Application pending·0 cites
- 0638US2010170774A1Switching pole for a high-voltage networkSIEMENS AG·Filed 2008·Application pending·0 cites
- 0738US2008087647A1Self-Adhesive Elastomer Layer In Circuit-Breaker Poles Insulated By Solid MaterialSIEMENS AG·Filed 2005·Application pending·0 cites
- 0836US2010078302A1Insulating switching rod with a contact pressure arrangement comprising a plurality of helical compression springs wound in opposite sensesSIEMENS AG·Filed 2007·Application pending·0 cites
- 0935US2008053810A1Solid-Insulated Switch Pole with an End Moving Contact ConnectionSIEMENS AG·Filed 2005·Application pending·0 cites
- 1034US7532443B2Current-limiting device having a superconductive switching elementSIEMENS AG·Filed 2005·Granted May 12, 2009·0 cites·14 claims
- 1134US2007264856A1Coupling Apparatus with a Heat SinkSIEMENS AG·Filed 2005·Application pending·0 cites
- 1232US4621175ADrive for a vacuum switchSIEMENS AG·Filed 1984·Granted Nov 4, 1986·2 cites·4 claims
- 1330US5268544AVacuum relay with a contact unit located in a vacuumSIEMENS AG·Filed 1992·Granted Dec 7, 1993·2 cites·1 claims
- 1429US4642594AU-shaped solid magnetic core with at least one opening through the midsection thereofSIEMENS ENERGY & AUTOMAT·Filed 1984·Granted Feb 10, 1987·1 cites·7 claims
- 1528US2006011589A1Production of a circuit-breaker pole, insulated by a solid materialSIEMENS AG·Filed 2003·Application pending·0 cites
- 1624US4807949ALight waveguide switchSIEMENS AG·Filed 1988·Granted Feb 28, 1989·4 cites·15 claims
- 1718US6980070B1Drive unit for switching circuit breakers on and offSIEMENS AG·Filed 1999·Granted Dec 27, 2005·0 cites·6 claims
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