Assignee
HYDRO QUEBEC
CA·378 granted patents·82 pending applications·7,614 citations·filing 1976–2025
Top patents by PatentIndex Score
460 records- 0199US5418437AMotor vehicle drive system for a motor vehicle having an electric motor system, and a method of operating said drive systemHYDRO QUEBEC·Filed 1992·Granted May 23, 1995·225 cites·12 claims
- 0298US7457018B2Synthesis method for carbon material based on LiMPO4HYDRO QUEBEC·Filed 2007·Granted Nov 25, 2008·57 cites·34 claims
- 0398US6319428B1Perfluorinated amide salts and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 1997·Granted Nov 20, 2001·104 cites·46 claims
- 0497US7998617B2Cathode materials for secondary (rechargeable) lithium batteriesHYDRO QUEBEC·Filed 2006·Granted Aug 16, 2011·20 cites·28 claims
- 0597US7955733B2Cathode materials for secondary (rechargeable) lithium batteriesHYDRO QUEBEC·Filed 2010·Granted Jun 7, 2011·12 cites·21 claims
- 0697US6835495B2Pentacyclic anion salts or tetrazapentalene derivatives and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 2002·Granted Dec 28, 2004·37 cites·37 claims
- 0796US7964308B2Cathode materials for secondary (rechargeable) lithium batteriesHYDRO QUEBEC·Filed 2010·Granted Jun 21, 2011·10 cites·21 claims
- 0896US6576159B1Malononitrile-derivative anion salts, and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 2000·Granted Jun 10, 2003·27 cites·53 claims
- 0996US6365068B1Heterocyclic aromatic anion salts, and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 2000·Granted Apr 2, 2002·26 cites·85 claims
- 1096US6085015ALithium insertion electrode materials based on orthosilicate derivativesHYDRO QUEBEC·Filed 1998·Granted Jul 4, 2000·216 cites·23 claims
- 1195US8754138B2Polymers obtained from monomers allowing a sequential polymerization, and their use for preparing ionic conductorsHYDRO QUEBEC·Filed 2013·Granted Jun 17, 2014·8 cites·23 claims
- 1295US7960058B2Cathode materials for secondary (rechargeable) lithium batteriesHYDRO QUEBEC·Filed 2010·Granted Jun 14, 2011·12 cites·22 claims
- 1395US6451487B1Composite coating LiPO3HYDRO QUEBEC·Filed 2000·Granted Sep 17, 2002·78 cites·72 claims
- 1495US6171522B1Heterocyclic aromatic anion salts, and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 1997·Granted Jan 9, 2001·38 cites·81 claims
- 1595US5964965ANanocrystalline Mg or Be-BASED materials and use thereof for the transportation and storage of hydrogenHYDRO QUEBEC·Filed 1997·Granted Oct 12, 1999·85 cites·21 claims
- 1694US12068484B2Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode materialHYDRO QUEBEC·Filed 2022·Granted Aug 20, 2024·1 cites·11 claims
- 1794US6396172B1Switching apparatus and method for a segment of an electric power lineHYDRO QUEBEC·Filed 1999·Granted May 28, 2002·76 cites·19 claims
- 1894US5415954AElectrical contact outlet for anodesHYDRO QUEBEC·Filed 1993·Granted May 16, 1995·175 cites·61 claims
- 1993US7972728B2Cathode materials for secondary (rechargeable) lithium batteriesHYDRO QUEBEC·Filed 2010·Granted Jul 5, 2011·10 cites·20 claims
- 2093US6649703B2Cross-linked sulphonated polymers and their preparation processHYDRO QUEBEC·Filed 2002·Granted Nov 18, 2003·34 cites·19 claims
- 2193US6030421AUltra thin solid state lithium batteries and process of preparing sameHYDRO QUEBEC·Filed 1998·Granted Feb 29, 2000·111 cites·49 claims
- 2293US6008265AFluorinated ionic sulfonylimides and sulfonylmethylides, process of preparing same and use thereof as photoinitiatorsHYDRO QUEBEC·Filed 1997·Granted Dec 28, 1999·66 cites·26 claims
- 2393US4517265AComposite and flexible anodes for lithium cells in non-aqueous mediumHYDRO QUEBEC·Filed 1982·Granted May 14, 1985·65 cites·18 claims
- 2492US10090525B2Positive-electrode materials: methods for their preparation and use in lithium secondary batteriesHYDRO QUEBEC·Filed 2017·Granted Oct 2, 2018·3 cites·6 claims
- 2592US6572836B1Method for producing gaseous hydrogen by chemical reaction of metals or metal hydrides subjected to intense mechanical deformationsHYDRO QUEBEC·Filed 2000·Granted Jun 3, 2003·64 cites·15 claims
- 2692US5021308ANew ion conductive material composed of a salt in solution in a liquid electrolyteHYDRO QUEBEC·Filed 1990·Granted Jun 4, 1991·94 cites·16 claims
- 2791US7601318B2Method for synthesis of carbon-coated redox materials with controlled sizeHYDRO QUEBEC·Filed 2001·Granted Oct 13, 2009·36 cites·90 claims
- 2891US6492061B1Composite treatment with LiPO3HYDRO QUEBEC·Filed 2000·Granted Dec 10, 2002·48 cites·31 claims
- 2991US5714824AConductor section for a stator frame of a polyphase dynamoelectric machineHYDRO QUEBEC·Filed 1994·Granted Feb 3, 1998·75 cites·13 claims
- 3091US5101086AElectromagnetic inductor with ferrite core for heating electrically conducting materialHYDRO QUEBEC·Filed 1990·Granted Mar 31, 1992·202 cites·9 claims
- 3191US4766365ASelf-regulated transformer-inductor with air gapsHYDRO QUEBEC·Filed 1987·Granted Aug 23, 1988·88 cites·27 claims
- 3291US4675664AAlarm system and method for detecting proximity of an object to electrical power linesHYDRO QUEBEC·Filed 1986·Granted Jun 23, 1987·84 cites·9 claims
- 3390US6680042B1Method of rapidly carrying out a hydrogenation of a hydrogen storage materialHYDRO QUEBEC·Filed 2000·Granted Jan 20, 2004·52 cites·18 claims
- 3490US6395367B1Pentacyclic anion salts or tetrazapentalene derivatives and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 1997·Granted May 28, 2002·20 cites·49 claims
- 3590US6333425B1Malononitrile-derivative anion salts, and their uses as ionic conducting materialsHYDRO QUEBEC·Filed 1997·Granted Dec 25, 2001·26 cites·17 claims
- 3690US6136476AMethods for making lithium vanadium oxide electrode materialsHYDRO QUEBEC·Filed 1999·Granted Oct 24, 2000·82 cites·35 claims
- 3790US4911995AThin electrode supported on electronically conductive sheet and process of manufactureHYDRO QUEBEC·Filed 1988·Granted Mar 27, 1990·72 cites·34 claims
- 3890US4519835ATransferred-arc plasma reactor for chemical and metallurgical applicationsHYDRO QUEBEC·Filed 1984·Granted May 28, 1985·70 cites·13 claims
- 3990US4446420AMethod and device for detecting and locating fault and/or partial discharges in a gas-insulated electrical equipmentHYDRO QUEBEC·Filed 1982·Granted May 1, 1984·58 cites·15 claims
- 4089US12368168B2Method of producing electrode material for lithium-ion secondary battery and lithium-ion battery using such electrode materialHYDRO QUEBEC·Filed 2024·Granted Jul 22, 2025·0 cites·11 claims
- 4189US6517590B1Additives for lubricating agents used in the lamination of lithium sheets into thin filmsHYDRO QUEBEC·Filed 2000·Granted Feb 11, 2003·16 cites·30 claims
- 4289US6486569B2Power flow management in an electric power gridHYDRO QUEBEC·Filed 2001·Granted Nov 26, 2002·51 cites·19 claims
- 4389US6228942B1Surface modified carbonaceous materialsHYDRO QUEBEC·Filed 1997·Granted May 8, 2001·19 cites·30 claims
- 4488US12097956B2Drone with tool positioning systemHYDRO QUEBEC·Filed 2022·Granted Sep 24, 2024·2 cites·16 claims
- 4588US9559355B2Particulate anode materials and methods for their preparationHYDRO QUEBEC·Filed 2012·Granted Jan 31, 2017·4 cites·17 claims
- 4688US7427369B2Graphite and cobalt oxide-containing composition and device for applying a coating on a supportHYDRO QUEBEC·Filed 2007·Granted Sep 23, 2008·6 cites·10 claims
- 4788US6620346B1Varistors based on nanocrystalline powders produced by mechanical grindingHYDRO QUEBEC·Filed 1998·Granted Sep 16, 2003·62 cites·21 claims
- 4888US4824746AThin electrode supported on electronically conductive sheet and process of manufactureHYDRO QUEBEC·Filed 1988·Granted Apr 25, 1989·53 cites·33 claims
- 4988US4271474AApparatus for detecting and measuring the hydrogen content in a liquid substanceHYDRO QUEBEC·Filed 1978·Granted Jun 2, 1981·48 cites·16 claims
- 5087US6497159B1Bracelet for moving ultrasonic sensors along a pipeHYDRO QUEBEC·Filed 2000·Granted Dec 24, 2002·42 cites·43 claims
Showing the top 50 of 460 patent records by PatentIndex Score.
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