loadpatents
Patent applications and USPTO patent grants for Halpert; Gerald.The latest application filed is for "organic fuel cell methods and apparatus".
Patent | Date |
---|---|
Direct methanol feed fuel cell and system Grant 7,488,548 - Surampudi , et al. February 10, 2 | 2009-02-10 |
Direct methanol feed fuel cell and system Grant 7,470,478 - Surampudi , et al. December 30, 2 | 2008-12-30 |
Organic fuel cell methods and apparatus Grant 7,445,859 - Vamos , et al. November 4, 2 | 2008-11-04 |
Direct methanol feed fuel cell and system Grant 7,425,384 - Surampudi , et al. September 16, 2 | 2008-09-16 |
Organic fuel cell methods and apparatus App 20060204810 - Surampudi; Subbarao ;   et al. | 2006-09-14 |
Direct methanol feed fuel cell and system App 20060105210 - Surampudi; Subbarao ;   et al. | 2006-05-18 |
Direct methanol feed fuel cell and system App 20060046133 - Surampudi; Subbarao ;   et al. | 2006-03-02 |
Direct methanol feed fuel cell and system App 20050042487 - Surampudi, Subbarao ;   et al. | 2005-02-24 |
Direct methanol feed fuel cell and system App 20050003254 - Surampudi, Subbarao ;   et al. | 2005-01-06 |
Organic fuel cell methods and apparatus Grant 6,821,659 - Surampudi , et al. November 23, 2 | 2004-11-23 |
Organic fuel cell methods and apparatus App 20040224214 - Vamos, Eugene ;   et al. | 2004-11-11 |
Organic fuel cell methods and apparatus Grant 6,740,434 - Surampudi , et al. May 25, 2 | 2004-05-25 |
Direct methanol feed fuel cell and system Grant 6,703,150 - Surampudi , et al. March 9, 2 | 2004-03-09 |
Polymer electrolyte membranes for use in fuel cells Grant 6,444,343 - Prakash , et al. September 3, 2 | 2002-09-03 |
Direct methanol feed fuel cell and system Grant 6,420,059 - Surampudi , et al. July 16, 2 | 2002-07-16 |
Polymer electrolyte membrane assembly for fuel cells Grant 6,399,235 - Yen , et al. June 4, 2 | 2002-06-04 |
Catalyst materials for fuel cells App 20020058178 - Narayanan, Sekharipuram R. ;   et al. | 2002-05-16 |
Organic fuel cell methods and apparatus App 20020015868 - Surampudi, Subbarao ;   et al. | 2002-02-07 |
Organic fuel cell methods and apparatus App 20020015872 - Surampudi, Subbarao ;   et al. | 2002-02-07 |
Direct methanol feed fuel cell and system App 20010050230 - Surampudi, Subbaroa ;   et al. | 2001-12-13 |
Direct methanol feed fuel cell and system Grant 6,265,093 - Surampudi , et al. July 24, 2 | 2001-07-24 |
Direct methanol feed fuel cell and system Grant 6,254,748 - Surampudi , et al. July 3, 2 | 2001-07-03 |
Organic fuel cell methods and apparatus Grant 6,248,460 - Surampudi , et al. June 19, 2 | 2001-06-19 |
Polymer electrolyte membrane assembly for fuel cells Grant 6,150,047 - Yen , et al. November 21, 2 | 2000-11-21 |
Direct methanol feed fuel cell and system Grant 6,146,781 - Surampudi , et al. November 14, 2 | 2000-11-14 |
Direct liquid-feed fuel cell with membrane electrolyte and manufacturing thereof Grant 5,945,231 - Narayanan , et al. August 31, 1 | 1999-08-31 |
Polymer material for electrolytic membranes in fuel cells Grant 5,795,496 - Yen , et al. August 18, 1 | 1998-08-18 |
Direct methanol feed fuel cell and system Grant 5,773,162 - Surampudi , et al. June 30, 1 | 1998-06-30 |
Aqueous liquid feed organic fuel cell using solid polymer electrolyte membrane Grant 5,599,638 - Surampudi , et al. February 4, 1 | 1997-02-04 |
Long life NA/NiCl.sub.2 cells Grant 5,573,873 - Bugga , et al. November 12, 1 | 1996-11-12 |
Foil positive electrodes in sodium-nickel chloride batteries Grant 5,554,457 - Bugga , et al. September 10, 1 | 1996-09-10 |
Method for fabricating carbon/lithium-ion electrode for rechargeable lithium cell Grant 5,436,093 - Huang , et al. July 25, 1 | 1995-07-25 |
Dendrite preventing separator for secondary lithium batteries Grant 5,427,872 - Shen , et al. June 27, 1 | 1995-06-27 |
Thin composite solid electrolyte film for lithium batteries Grant 5,360,686 - Peled , et al. November 1, 1 | 1994-11-01 |
Anode for rechargeable ambient temperature lithium cells Grant 5,294,503 - Huang , et al. March 15, 1 | 1994-03-15 |
Overcharge and overdischarge protection of ambient temperature secondary lithium cells Grant 5,278,000 - Huang , et al. January 11, 1 | 1994-01-11 |
Mixed solvent electrolytes for ambient temperature secondary lithium cells Grant 5,030,528 - Shen , et al. July 9, 1 | 1991-07-09 |
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