EN

Ernest Ndzebet

ET Eaglepicher Technologies: 8 patents #3 of 111Top 3%
RO Rovcal: 8 patents #4 of 92Top 5%
RA Rayovac: 4 patents #27 of 170Top 20%
SB Spectrum Brands: 1 patents #172 of 293Top 60%
Overall (All Time): #193,692 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11217846 Electrochemical cell Dong Zhang, Jason A. Mudge, David Timothy Andrew Darch, Destephen Mario, Umamaheswari Janakiraman 2022-01-04
10355306 High rate and energy cathode material for lithium batteries Joshua Dean, Mario Destephen, Umamaheswari Janakiraman, Gregory Miller, Min Qi Yang 2019-07-16
9991493 High energy density non-aqueous electrochemical cell with extended operating temperature window Umamaheswari Janakiraman, Mario Destephen, Greg Miller, Joe Don Edington, Ramanathan Thillaiyan 2018-06-05
9455447 Lithium-sulfur battery and methods of preventing insoluble solid lithium-polysulfide deposition Ramanathan Thillaiyan, Wujun Fu, Mario Destephen, Greg Miller, Umamaheswari Janakiraman 2016-09-27
9023518 Lithium—sulfur battery with performance enhanced additives Umamaheswari Janakiraman, Thillaiyan Ramanathan, Diana Marmorstein, Mario Destephen, Gregory Miller 2015-05-05
8691439 Alkaline cell with performance enhancing additives Mario Destephen, William C. Bushong, M. Edgar Armacanqui, Andrew J. Roszkowski, Viet Vu 2014-04-08
8669007 Non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material Jeremy Chang, Viet Vu, Min Qi Yang, Umamaheswari Janakiraman, Ramanathan Thillaiyan +2 more 2014-03-11
8663825 End of life indication system and method for non-aqueous cell having amorphous or semi-crystalline copper manganese oxide cathode material Greg Miller, William Studyvin, Michael Parrot, John C. Pugsley, Min Qi Yang +6 more 2014-03-04
8623553 Non-aqueous electrochemical cell having a mixture of at least three cathode materials therein Dong Zhang, Min Qi Yang, Viet Vu, Umamaheswari Janakiraman, Mario Destephen 2014-01-07
7931981 Separators for alkaline electrochemical cells David R. Boone, William C. Bushong, Paul Cheeseman, Gregory J. Davidson, Mario Destephen +6 more 2011-04-26
7807296 Copper-manganese mixed oxide cathode material for use in alkaline cells having high capacity Viet Vu, Akshaya Kumar, Deborah Gilbert, William C. Bushong, Karthik Ramaswami +1 more 2010-10-05
7763384 Alkaline cells having high capacity David R. Boone, William C. Bushong, Paul Cheeseman, Gregory J. Davidson, Mario Destephen +6 more 2010-07-27
7749654 Alkaline cell with performance enhancing additives Mario Destephen, William C. Bushong, M. Edgar Armacanqui, Andrew J. Roszkowski, Viet Vu 2010-07-06
7740984 Alkaline cells having high capacity William C. Bushong, Paul Cheeseman, Zhihong Jin, Erik Mortensen, Karthik Ramaswami +3 more 2010-06-22
7645540 Separators for alkaline electrochemical cells David R. Boone, William C. Bushong, Paul Cheeseman, Gregory J. Davidson, Mario Destephen +6 more 2010-01-12
7226696 Alkaline cell with performance enhancing additives M. Edgar Armacanqui, Mario Destephen, Andrew J. Roszkowski, William C. Bushong, Viet Vu 2007-06-05
7169504 Alkaline cell with performance enhancing additives Miguel E. Armacanqui, William C. Bushong, Gregory Scott Moy, Viet Vu, David Mihara +1 more 2007-01-30
7005213 Ionically conductive additive for zinc-based anode in alkaline electrochemical cells Stephanie Curtis, Viet Vu 2006-02-28
6927000 Oxazoline surfactant anode additive for alkaline electrochemical cells 2005-08-09
6919142 Conducting polymer additives for alkaline electrochemical cell having zinc anode 2005-07-19
6872489 Alkaline cell with gassing inhibitors Edgar M Armacanqui, Jeffrey Poirier 2005-03-29
6780347 Manganese oxide based electrode for alkaline electrochemical system and method of its production 2004-08-24