Patents
In addition to the issued U.S patents listed below, Sion owns numerous foreign patents corresponding to many of the U.S patents and numerous other patent applications remain pending in the US and throughout the world.
Methods of charging lithium sulfur cells
U.S. Patent No. 7,646,171 (January 12, 2010)
Electrolytes for lithium sulfur cells
U.S. Patent No. 7,553,590 (June 30, 2009)
Electrolytes for Lithium Sulfur
U.S. Patent No. 7,358,012 (April 15, 2008)
Electrolytes for Lithium Sulfur Cells
U.S. Patent No. 7,354,680 (April 8, 2008)
U.S. Patent No. 7,316,868 (January 8, 2008)
Electrolytes for Lithium-Sulfur Electrochemical cells
Lithium Anodes for Electrochemical Cells
U.S. Patent No. 7,247,408 (July 24, 2007)
Low Temperature Electrochemical Cells
U.S. Patent No. 7,189,477 (March 13, 2007)
Microporous Articles and methods of Preparation
U.S. Patent No. 7,160,603 (January 9, 2007)
Methods and Apparatus for Vacuum Thin Film Deposition
U.S. Patent No. 7,112,351 (September 26, 2006)
Methods of Preparing Electrochemical Cells
U.S. Patent No. 7,081,142 (July 25, 2006)
Methods of Preparing Electrochemical Cells
U.S. Patent No. 7,066,971 (June 27, 2006)
Methods of Charging Lithium Sulfur Cells
U.S. Patent No. 7,019,494 (March 23, 2006)
Lithium Batteries
U.S. Patent No. 6,936,382 (August 30, 2005)
Lithium Anodes for Electrochemical Cells
U.S. Patent No. 6,936,381 (August 30, 2005)
Cathodes Comprising Electroactive Materials and
Secondary Batteries Using Same
U.S. Patent No. 6,878,488 (April 12, 2005)
Lithium Anodes for Electrochemical Cells
U.S. Patent No. 6,797,428 (Sept 28, 2004)
Lithium Anodes for Electrochemical Cells
U.S. Patent No. 6,733,924 (May 11, 2004)
Lithium Anodes for Electrochemical Cells
U.S. Patent No. 6,706,449 (March 16, 2004)
Electroactive Polymers of High Sulfur Content for Use in
Electrochemical Cells
U.S. Patent No. 6,652,440 (November 25, 2003)
Lithium Batteries
U.S. Patent No. 6,569,573 (May 27, 2003)
Sulfur-Containing Cathode
U.S. Patent No. 6,566,006 (May 20, 2003)
Cathode Current Collector for Electrochemical Cells
U.S. Patent No. 6,544,688 (April 8, 2003)
Methods of Preparing a Microporous Article
U.S. Patent No. 6,497,780 (December 24, 2002)
Methods of Preparing Electrochemical Cells
U.S. Patent No. 6,488,721 (December 3, 2002)
Multifunctional Reactive Monomers for Safety Protection
of Nonaqueous Electrochemical Cells
U.S. Patent No. 6,482,545 (October 19, 2002)
Methods for Preparing Non-Corrosive, Electroactive,
Conductive Organic Polymers
U.S. Patent No. 6,482,334 (October 19, 2002)
Storage Life Enhancement in Lithium-Sulfur Batteries
U.S. Patent No. 6,436,583 (August 20, 2002)
Methods of Making Separators for Electrochemical Cells
Comprising Pseudo-Boehmite Layers and a Protective Coating Layer
U.S. Patent No. 6,423,444 (July 23, 2002)
Method of Making Separators for Electrochemical Cells
Comprising a Microporous Pseudo-Boehmite Layer
U.S. Patent No. 6,410,182 (June 25, 2002)
Cathode Comprising Electroactive Sulfur Materials and Method of Forming
U.S. Patent No. 6,406,814 (June 18, 2002)
Cathode Current Collector for Electrochemical Cells
U.S. Patent No. 6,403,263 (June 11, 2002)
Lithium Electrochemical Cells with Enhanced Cycle Life
U.S. Patent No. 6,344,293 (February 2, 2002)
Methods of Charging Lithium-Sulfur Batteries
U.S. Patent No. 6,329,789 (December 11, 2001)
Electrochemical Cells with Cationic Polymers
and Electroactive Sulfur Compounds
U.S. Patent No. 6,312,853 (November 6, 2001)
Electroactive High Storage Capacity Polyacetylene-Co-Polysulfur
Materials and Electrolytic Cells Containing Same
U.S. Patent No. 6,309,778 (October 30, 2001)
Separators for Electrochemical Cells
U.S. Patent No. 6,306,545 (October 23, 2001)
Electrochemical Cells with High Volumetric Density
of Electroactive Sulfur-Containing Materials in Cathode Active Layers
U.S. Patent No. 6,302,928 (October 16, 2001)
Protective Coating for Separators for Electrochemical Cells
U.S. Patent No. 6,277,514 (August 21, 2001)
Methods of Purifying Lithium Salts
U.S. Patent No. 6,248,883 (June 19, 2001)
Non-Aqueous Electrolyte Solvents for Secondary Cells
U.S. Patent No. 6,245,465 (June 12, 2001)
Assignees: Arizona State University and Moltech Corporation
Composite Cathodes, Electrochemical Cells Comprising Novel Composite Cathodes and Processes for Fabricating Same
U.S. Patent No. 6,238,821 (May 29, 2001)
Cathodes Comprising Electroactive Sulfur Materials
and Secondary Batteries Using Same
U.S. Patent No. 6,210,831 (April 3, 2001)
Electroactive, Energy-Storing, Highly Crosslinked, Polysulfide-Containing,
Organic Polymers and Methods for Making Same
U.S. Patent No. 6,201,100 (March 13, 2001)
Electrochemical Cells with Carbon Nanofibers
and Electroactive Sulfur Compounds
U.S. Patent No. 6,194,099 (February 27, 2001)
Protective Coating for Separators for Electrochemical Cells
U.S. Patent No. 6,194,098 (February 27, 2001)
Method of Preparing Prismatic Cells
U.S. Patent No. 6,190,426 (February 20, 2001)
Protective Coating for Separators for Electrochemical Cells
U.S. Patent No. 6,183,901 (February 6, 2001)
Electroactive High Storage Capacity Polyacetylene-Co-Polysulfur
Materials and Electrolytic Cells Containing Same
U.S. Patent No. 6,174,621 (January 16, 2001)
Separators for Electrochemical Cells
U.S. Patent No. 6,153,337 (November 28, 2000)
Electroactive High Storage Capacity Polyacetylene-Co-Polysulfur
Materials and Electrolytic Cells Containing Same
U.S. Patent No. 6,117,590 (September 12, 2000)
Electrochemical cells with Cationic Polymers and
Electroactive Sulfur Compounds
U.S. Patent No. 6,110,619 (August 29, 2000)
PTC Current Limiting Header Assembly
U.S. Patent No. 5,993,990 (November 30, 1999)
Compositions Useful in Electrolytes of Secondary Battery Cells
U.S. Patent No. 5,962,171 (October 5, 1999)
Stabilized Anode for Lithium-Polymer Batteries
U.S. Patent No. 5,961,672 (October 5, 1999)
Composite Cathodes, Electrochemical Cells Comprising Novel Composite Cathodes and Processes for Fabricating Same
U.S. Patent No. 5,919,587 (July 6, 1999)
Method of Making Electroactive High Storage Capacity Polycarbon-Sulfide Materials and Electrolytic Cells Containing Same
U.S. Patent No. 5,690,702 (November 25, 1997)
Stabilized Anode for Lithium-Polymer Batteries
U.S. Patent No. 5,648,187 (July 15, 1997)
Electroactive High Storage Capacity Polycarbon-Sulfide Materials
and Electrolytic Cells Containing Same
U.S. Patent No. 5,601,947 (February 11, 1997)
Electrolyte Materials Containing Highly Dissociated Metal Ion Salts
U.S. Patent No. 5,538,812 (July 23, 1996)
Assignee: Moltech Corporation and Brookhaven Science Associates
Electroactive High Storage Capacity Polyacetylene-Co-Polysulfur Materials
and Electrolytic Cells Containing Same
U.S. Patent No. 5,529,860 (June 25, 1996)
High Capacity Cathodes for Secondary Cells (Method of Preparation)
U.S. Patent No. 5,462,566 (October 31, 1995)
High Capacity Cathodes for Secondary Cells (Composition of Matter)
U.S. Patent No. 5,460,905 (October 24, 1995)
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