JD

Jean-Pierre Dupraz

GS Gec Alsthom T&D Sa: 13 patents #5 of 166Top 4%
AT Alstom Technology: 9 patents #79 of 1,544Top 6%
AS Areva T&D Sa: 5 patents #1 of 81Top 2%
GE: 3 patents #10,354 of 36,430Top 30%
AL Alsthom: 2 patents #7 of 67Top 15%
AL Alsthom-Atlantique: 1 patents #40 of 123Top 35%
SA Societe Anonyme Dite: Alsthom-Atlantique: 1 patents #2 of 23Top 9%
📍 Castres, FR: #1 of 207 inventorsTop 1%
Overall (All Time): #98,332 of 4,157,543Top 3%
35
Patents All Time

Issued Patents All Time

Showing 1–25 of 35 patents

Patent #TitleCo-InventorsDate
11049670 Mechatronic circuit-breaker device 2021-06-29
10811864 DC circuit breaker with counter current generation 2020-10-20
10177706 Method and device for regulating the supply of a photovoltaic converter 2019-01-08
9692226 Circuit interruption device Colin Charnock Davidson 2017-06-27
9589744 Spring control device for a circuit breaker Heinz Aeschbach, Simon Ardyna, David Berard 2017-03-07
9373473 Mechatronic circuit breaker device and associated tripping method and use thereof in interrupting a high direct current Wolfgang Grieshaber, Michel Collet 2016-06-21
9202641 Electrical equipment comprising a mobile part having improved dynamics David Berard 2015-12-01
9202645 Switchgear for a vacuum circuit breaker comprising locking means David Berard 2015-12-01
9094009 Method of opening a bypass switch of a high voltage direct current network Wolfgang Grieshaber 2015-07-28
8994483 Electromagnetic actuator comprising permanent magnets and mechanical load interrupter actuated by such an actuator Wolfgang Grieshaber, Michel Collet 2015-03-31
8309871 Apparatus for controlling electrical switchgear Michel Collet, Olivier Grejon, Xavier Allaire, Georges Doummar, Philippe Manin 2012-11-13
7880104 Control device for controlling electrical switchgear Wolfgang Grieshaber, Olivier Grejon, Alain Fanget, Xavier Allaire, Michel Collet 2011-02-01
7825763 Current transformer with rogowski type windings, comprising an association of partial circuits forming a complete circuit Lionel Lucot, Olivier Chuniaud, Bernard Regnier 2010-11-02
7642478 Device for controlling an electric power cutoff device Eric Courbon, Serge Poullain, Sylvain Plante, Jean-Luc Thomas, Ernst Suter +1 more 2010-01-05
7532452 Highly temperature-stable capacitor for taking measurements on a high-voltage line Karsten Pohlink 2009-05-12
7336461 Method for determining the moment of closure of a circuit breaker on a high voltage line Houria Siguerdidjane, Farah Boudaoud, Patrick Bastard 2008-02-26
7184895 Method and system of non-intrusively monitoring the mixture ratio of a gas mixture having at least two components Olfa Chetay, Lionel Lucot, Didier Taponat 2007-02-27
7031135 Capacitor with high thermal stability for shielded electrical lines Vladimir Gutalj, Robert Luscher, Bernard Regnier 2006-04-18
6205846 Method of determining with great accuracy the rate of leakage from the case of an electrical apparatus Edmond Thuries 2001-03-27
5693873 Method and a system for determining the density of an insulating gas in an electrical apparatus Edmond Thuries 1997-12-02
5444599 Capacitor having high stability with temperature Jean-Paul Gris, Daniel Trenchat 1995-08-22
5414400 Rogowski coil Jean-Paul Gris 1995-05-09
5295207 Optical apparatus for measuring current in a grounded metal-clad installation Edmond Thuries 1994-03-15
5223682 Arc-detecting circuit breaker Van Doan Pham, Joseph Martin 1993-06-29
5153804 Hybrid current limiter having superconductor windings Van Doan Pham, Michel Collet, Yves Brunet, Pascal Tixador 1992-10-06