Inventor · disambiguated record
Yannick Kieffel
Also filed as: KIEFFEL YANNICK
19 granted patents·4 pending applications·64 citations·filing 2005–2021
91Inventor score
Files withGENERAL ELECTRIC TECHNOLOGY GMBH11ALSTOM TECHNOLOGY LTD3AREVA T & D SA3KIEFFEL YANNICK3AREVA T & D AG1
Top patents by PatentIndex Score
23 records- 0191US9837801B2Gas-insulated medium or high-voltage electrical apparatus including carbon dioxide, oxygen, and heptafluoro-isobutyronitrileALSTOM TECHNOLOGY LTD·Filed 2014·Granted Dec 5, 2017·14 cites·15 claims
- 0285US9899125B2Medium- or high-voltage electrical appliance having a low environmental impact and hybrid insulationALSTOM TECHNOLOGY LTD·Filed 2013·Granted Feb 20, 2018·6 cites·14 claims
- 0382US10643764B2Gas-insulated electrical apparatus filled with a dielectric gasGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2016·Granted May 5, 2020·4 cites·5 claims
- 0482US7642480B2Actuating the contacts of an interrupting chamber in opposite directions via an insulating tubeAREVA T & D SA·Filed 2007·Granted Jan 5, 2010·12 cites·17 claims
- 0577US10770198B2Method and facility for filling a gas-insulated electrical apparatus comprising a mixture of (CF3)2CFCN and CO2GENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2016·Granted Sep 8, 2020·2 cites·10 claims
- 0677US7989704B2Electric insulator and a method for the production thereofAREVA T & D SA·Filed 2006·Granted Aug 2, 2011·8 cites·28 claims
- 0766US9510493B2Mixture of hydrofluoroolefin and fluoroketone for use as an insulation and/or ARC extinguishing medium and a gas insulated medium-voltage electrical device comprising sameSCHNEIDER ELECTRIC IND SAS·Filed 2012·Granted Nov 29, 2016·4 cites·15 claims
- 0864US9491877B2Use of a mixture comprising a hydrofluoroolefin as a medium-voltage arc-extinguishing and/or insulating gas and medium-voltage electrical device comprising sameKIEFFEL YANNICK·Filed 2012·Granted Nov 8, 2016·2 cites·13 claims
- 0964US7795541B2Insulating support disc for a conductor and electrical assembly comprising this discAREVA T & D AG·Filed 2005·Granted Sep 14, 2010·10 cites·23 claims
- 1061US11996251B2Gas insulating device with anti-liquification meansGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2020·Granted May 28, 2024·0 cites·11 claims
- 1159US12176162B2Gas-insulated electrical apparatus comprising carbon dioxide, heptafluoroisobutyronitrile and a high content of oxygenGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2021·Granted Dec 24, 2024·0 cites·10 claims
- 1252US11554341B2Circuit breaker comprising a metal-organic framework material for co adsorptionGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2018·Granted Jan 17, 2023·0 cites·17 claims
- 1352US8698033B2Interrupting chamber with a field distributor cylinder for high-voltage or medium-voltage circuit breakersOZIL JOËL·Filed 2007·Granted Apr 15, 2014·2 cites·21 claims
- 1452US2023015784A1Use of a transition metal oxide for removing fluorinated by-products from a gas, device and method for removing such by-productsGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2020·Application pending·0 cites
- 1551US11462377B2Electric arc-blast nozzle made of a material comprising micro-capsules of liquid (CF3)2CFCN and a circuit breaker including such a nozzleGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2018·Granted Oct 4, 2022·0 cites·13 claims
- 1649US11433348B2Method and apparatus for recycling heptafluoroisobutyronitrileGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2020·Granted Sep 6, 2022·0 cites·13 claims
- 1745US11056300B2Circuit breaker comprising a ceria-based catalyst for CO conversion into CO2GENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2018·Granted Jul 6, 2021·0 cites·16 claims
- 1840US11017919B2Medium-voltage or high-voltage electrical device having low-thickness hybrid insulationGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2016·Granted May 25, 2021·0 cites·12 claims
- 1940US7989726B2Electrical device containing insulating gas under pressure and including a composite insulator provided with a window for observing contactsAREVA T & D SA·Filed 2005·Granted Aug 2, 2011·0 cites·5 claims
- 2037US8852466B2Switchgear for breaking a medium- or high-voltage electric current and a manufacturing method thereforKIEFFEL YANNICK·Filed 2011·Granted Oct 7, 2014·0 cites·18 claims
- 2136US2018040391A1Gas-insulated medium-or high-voltage electrical apparatus including heptafluoroisobutyronitrile and tetrafluoromethaneGENERAL ELECTRIC TECHNOLOGY GMBH·Filed 2016·Application pending·0 cites
- 2235US2014190726A1Mixture of decafluoro-2-methylbutan-3-one and a carrier gas as a medium for electrical insulation and/or for electric arc extinction in medium-voltageKIEFFEL YANNICK·Filed 2012·Application pending·0 cites
- 2334US2017162349A1Self-blast circuit breaker using the two-phase state of a gas to improve the cut-off propertiesALSTOM TECHNOLOGY LTD·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yannick Kieffel 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 →