Inventor
WIETELMANN ULRICH
DE71 patents
⚠️ This page may combine multiple inventors who share the name “WIETELMANN ULRICH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CHEMETALL GMBH
16 patentsUS7226704B2Jun 5, 2007
Electrolytes for lithium ion batteries
CHEMETALL GMBH25 citations87
US8946452B2Feb 3, 2015
Crystalline, completely soluble lithium bis(oxalato)borate (LiBOB)
CHEMETALL GMBH6 citations82
US7709663B2May 4, 2010
Boron chelate complexes
CHEMETALL GMBH6 citations72
US7288236B2Oct 30, 2007
Process for the preparation of lithium borohydride
CHEMETALL GMBH7 citations72
US7666310B2Feb 23, 2010
Method of drying organic liquid electrolytes
CHEMETALL GMBH2 citations62
US6984367B2Jan 10, 2006
Process for the preparation of lithium iodide solutions
CHEMETALL GMBH3 citations62
US7737232B2Jun 15, 2010
Method for the production of water-free rare earth metal halogenides, synthesis mixtures containing water-free rare earth metal halogenides and use thereof
CHEMETALL GMBH2 citations61
US7674911B2Mar 9, 2010
Method for the production of hydrogen-bis (chelato) borates and alkali metal-bis (chelato) borates
CHEMETALL GMBH5 citations61
US7208131B2Apr 24, 2007
Method for the production of hydrogen-bis(chelato) borates and alkali metal-bis(chelato)borates
CHEMETALL GMBH2 citations61
US6509474B1Jan 21, 2003
Method of lithiating five membered heterocycles
CHEMETALL GMBH2 citations61
US6294705B1Sep 25, 2001
Method for producing alkali metal alcoholates
CHEMETALL GMBH1 citations52
US7982046B2Jul 19, 2011
Method for the production of functionalized five-ring heterocycles, and use thereof
CHEMETALL GMBH0 citations51
US7794632B2Sep 14, 2010
Process for the preparation of pure aryllithium compounds and their use
CHEMETALL GMBH1 citations51
US6646169B1Nov 11, 2003
Concentrated, stable alkali alkoxide solutions
CHEMETALL GMBH0 citations51
US6544446B2Apr 8, 2003
Method of preparing magnesium alcoholates
CHEMETALL GMBH1 citations51
US7807723B1Oct 5, 2010
Water-free metaloxide colloids and metal oxide polymers, method for the production thereof and use thereof
CHEMETALL GMBH0 citations50
ALBEMARLE GERMANY GMBH
11 patentsUS12221698B2Feb 11, 2025
Process for the preparation of lithium metal and lithium alloy mouldings
ALBEMARLE GERMANY GMBH1 citations62
US12062785B2Aug 13, 2024
Method of producing a rechargeable high-energy battery having an anionically redox-active composite cathode
ALBEMARLE GERMANY GMBH0 citations62
US11021797B2Jun 1, 2021
Stabilized, pure lithium metal powder and method for producing the same
ALBEMARLE GERMANY GMBH0 citations62
US11230519B2Jan 25, 2022
Low-viscosity solutions of alkaline-earth metal alkoxides in aprotic solvents, method for the production of same and use for the production of ziegler-natta catalysts
ALBEMARLE GERMANY GMBH0 citations60
US11180377B2Nov 23, 2021
Method for producing lithium oxide
ALBEMARLE GERMANY GMBH0 citations59
US12057573B2Aug 6, 2024
Lithiated silicon/carbon composite materials and method for producing the same
ALBEMARLE GERMANY GMBH0 citations58
US12486291B2Dec 2, 2025
Stable alkali amide solutions and processes for preparing same
ALBEMARLE GERMANY GMBH0 citations53
US12176518B2Dec 24, 2024
Rechargeable lithium battery with a composite anode
ALBEMARLE GERMANY GMBH0 citations52
US11292804B2Apr 5, 2022
Highly reactive metal hydrides, process for their preparation and use
ALBEMARLE GERMANY GMBH0 citations50
US11018334B2May 25, 2021
Stabilized lithium metal impressions coated with alloy-forming elements and method for production thereof
ALBEMARLE GERMANY GMBH0 citations50
US11407769B2Aug 9, 2022
Organolithium process under continuous flow conditions
ALBEMARLE GERMANY GMBH0 citations49
Rockwood Lithium GmbH
8 patentsUS9649688B2May 16, 2017
Lithium powder anode
Rockwood Lithium GmbH18 citations82
US10160036B2Dec 25, 2018
Stabilized lithium metal formations coasted with a shell containing nitrogen, and a method for the production of same
Rockwood Lithium GmbH2 citations70
US10522819B2Dec 31, 2019
Stabilised (partially) lithiated graphite materials, methods for the production thereof and use for lithium batteries
Rockwood Lithium GmbH2 citations69
US9260456B2Feb 16, 2016
Process for preparing metal difluorochelatoborates and use as battery electrolytes or additives in electrochemical cells
Rockwood Lithium GmbH2 citations62
US10655229B2May 19, 2020
Stabilized, pure lithium metal powder and method for producing the same
Rockwood Lithium GmbH0 citations52
US10431818B2Oct 1, 2019
Active lithium reservoir for lithium-ion batteries
Rockwood Lithium GmbH0 citations51
US10544074B2Jan 28, 2020
Low-viscosity solutions of alkaline-earth metal alkoxides in aprotic solvents, method for the production of same and use for the production of Ziegler-Natta catalysts
Rockwood Lithium GmbH0 citations50
US9809657B2Nov 7, 2017
Low-viscosity concentrated solutions of alkaline earth metal alkoxides in aprotic solvents and processes for preparation thereof
Rockwood Lithium GmbH1 citations50
WIETELMANN ULRICH
7 patentsUS9073120B2Jul 7, 2015
Surface-passivated lithium metal and method for the production thereof
WIETELMANN ULRICH4 citations73
US9490482B2Nov 8, 2016
Galvanic elements containing oxygen-containing conversion electrodes
WIETELMANN ULRICH2 citations62
US8168806B2May 1, 2012
Boron chelate complexes
WIETELMANN ULRICH2 citations61
US8956991B2Feb 17, 2015
Concentrated solutions of alkaline-earth metal oxides in aprotic solvents and method for the production thereof
WIETELMANN ULRICH2 citations54
US9496552B2Nov 15, 2016
Nitrogen-containing hydride anodes, and galvanic elements containing nitrogen-containing hydride anodes
WIETELMANN ULRICH1 citations52
US9166227B2Oct 20, 2015
Aluminum-based hydride anodes and galvanic elements containing aluminum-based hydride anodes
WIETELMANN ULRICH1 citations52
US9147883B2Sep 29, 2015
Method for producing a carbon-coated lithium sulfide and use thereof
WIETELMANN ULRICH0 citations52
METALLGESELLSCHAFT AG
5 patentsUS6506516B1Jan 14, 2003
Lithium bisoxalatoborate, the production thereof and its use as a conducting salt
METALLGESELLSCHAFT AG121 citations96
US5808070ASep 15, 1998
Process for preparing alkaline aminoborohydrides and alkaline aminoborohydride complexes
METALLGESELLSCHAFT AG10 citations70
US6261482B1Jul 17, 2001
Method for producing organo-alkali metal compounds
METALLGESELLSCHAFT AG3 citations62
US5574197ANov 12, 1996
Method of making a stable non-pyrophoric lithium diorganoamide solution
METALLGESELLSCHAFT AG2 citations62
US6191295B1Feb 20, 2001
Stable trimeric isopropoxyalane, method of producing the same, and use thereof
METALLGESELLSCHAFT AG1 citations50
DIETZ RAINER
1 patentCHEMATALL GMBH
1 patentROCHE VITAMINS INC
1 patentShowing the top 50 of 71 patents by PatentIndex Score.